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<!--XBRL Document Created with Wdesk from Workiva-->
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    <link:label id="lab_hmn_PolicyholderBenefitsPaid_A58B753B17428EB0B98BF1FD2AA51CD0_negatedLabel_en-US" xlink:label="lab_hmn_PolicyholderBenefitsPaid_A58B753B17428EB0B98BF1FD2AA51CD0" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Policyholder benefits paid</link:label>
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    <link:label id="lab_hmn_PolicyholderBenefitsPaid_A58B753B17428EB0B98BF1FD2AA51CD0_documentation_en-US" xlink:label="lab_hmn_PolicyholderBenefitsPaid_A58B753B17428EB0B98BF1FD2AA51CD0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of cash paid to policyholders for claims under life, group, auto and home insurance policies. Includes cash paid for claim adjustment expenses (the expense incurred related to claims other than the actual loss, for example, legal fees).</link:label>
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    <link:label id="lab_hmn_PolicyAcquisitionAndOtherOperatingExpensesPaid_2A584DD9CEE5D73CC47CF1FD2AA6CEF9_documentation_en-US" xlink:label="lab_hmn_PolicyAcquisitionAndOtherOperatingExpensesPaid_2A584DD9CEE5D73CC47CF1FD2AA6CEF9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of cash paid for recurring costs associated with normal, ongoing operations as well as costs related to, and variable with, the selling of insurance policies and annuity contracts.</link:label>
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    <link:label id="lab_us-gaap_IncomeTaxesPaidNet_4117FC3912AA2B4AA462F1FD2AA60A72_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_4117FC3912AA2B4AA462F1FD2AA60A72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Taxes Paid, Net</link:label>
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    <link:label id="lab_us-gaap_PaymentsForOtherOperatingActivities_72E3AEC477305A32BF62F1FD2AA6E797_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForOtherOperatingActivities_72E3AEC477305A32BF62F1FD2AA6E797" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_us-gaap_PaymentsForOtherOperatingActivities_72E3AEC477305A32BF62F1FD2AA6E797_label_en-US" xlink:label="lab_us-gaap_PaymentsForOtherOperatingActivities_72E3AEC477305A32BF62F1FD2AA6E797" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Other Operating Activities</link:label>
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    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_DE025BCEBD40D75581FFF1FD2AA74D5E_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_DE025BCEBD40D75581FFF1FD2AA74D5E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</link:label>
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    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D0108E0022D3C9A2C769F1FD2AA7E465_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D0108E0022D3C9A2C769F1FD2AA7E465" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows - investing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D0108E0022D3C9A2C769F1FD2AA7E465_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_D0108E0022D3C9A2C769F1FD2AA7E465" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
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    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAbstract_A3BA5476530C53A642A0F1FD2AA73B3F_verboseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAbstract_A3BA5476530C53A642A0F1FD2AA73B3F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Fixed maturity securities</link:label>
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    <link:label id="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_F2553CE62356CAF85116F1FD2AA7DEBC_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_F2553CE62356CAF85116F1FD2AA7DEBC" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Purchases</link:label>
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    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_60F869BFC18A3B26416DD04EDDBFC2DE_verboseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_60F869BFC18A3B26416DD04EDDBFC2DE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Increase (decrease) in income tax liabilities</link:label>
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    <link:label id="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_2D2020C1CB24B485428DD04EDDBF158B_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_2D2020C1CB24B485428DD04EDDBF158B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
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    <link:label id="lab_hmn_EstimatedExpectedMaturityAbstract_AF5BB75180E92BA58B0B9114A01A7880_verboseLabel_en-US" xlink:label="lab_hmn_EstimatedExpectedMaturityAbstract_5B9063AC09CF562CB29E83F03018649A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Estimated expected maturity:</link:label>
    <link:label id="lab_hmn_EstimatedExpectedMaturityAbstract_AF5BB75180E92BA58B0B9114A01A7880_label_en-US" xlink:label="lab_hmn_EstimatedExpectedMaturityAbstract_5B9063AC09CF562CB29E83F03018649A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Estimated expected maturity:</link:label>
    <link:label id="lab_hmn_EstimatedExpectedMaturityAbstract_AF5BB75180E92BA58B0B9114A01A7880_documentation_en-US" xlink:label="lab_hmn_EstimatedExpectedMaturityAbstract_5B9063AC09CF562CB29E83F03018649A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Estimated expected maturity.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_EstimatedExpectedMaturityAbstract" xlink:label="loc_hmn_EstimatedExpectedMaturityAbstract_5B9063AC09CF562CB29E83F03018649A" xlink:type="locator" />
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    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisRollingMaturityAbstract_2F936836CDBD227D60C19114A01A066F_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisRollingMaturityAbstract_D0583EADAD2E5DAAB6DDD52EB6E4E991" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisRollingMaturityAbstract_2F936836CDBD227D60C19114A01A066F_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisRollingMaturityAbstract_D0583EADAD2E5DAAB6DDD52EB6E4E991" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Amortized Cost, Rolling Maturity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisRollingMaturityAbstract" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisRollingMaturityAbstract_D0583EADAD2E5DAAB6DDD52EB6E4E991" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisRollingMaturityAbstract_D0583EADAD2E5DAAB6DDD52EB6E4E991" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisRollingMaturityAbstract_D0583EADAD2E5DAAB6DDD52EB6E4E991" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_BBF6A3ECE53D869607E89114A01A5DFA_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_BAEFD128CA7A56198523EBE4DB9A555A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due in 1 year or less</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_BBF6A3ECE53D869607E89114A01A5DFA_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_BAEFD128CA7A56198523EBE4DB9A555A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling within One Year, Amortized Cost</link:label>
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    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_BAEFD128CA7A56198523EBE4DB9A555A" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_BAEFD128CA7A56198523EBE4DB9A555A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis_595A29ED023FF83840619114A01AA1CB_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis_8E85B0F52D9557EF861DE6877D8B9A95" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 1 year through 5 years</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis_595A29ED023FF83840619114A01AA1CB_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis_8E85B0F52D9557EF861DE6877D8B9A95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, Amortized Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis_8E85B0F52D9557EF861DE6877D8B9A95" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis_8E85B0F52D9557EF861DE6877D8B9A95" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis_8E85B0F52D9557EF861DE6877D8B9A95" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis_AC8912C5F1D67B5F01099114A01ABA94_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis_95B6B62FBF62573ABC3705F6CE80ABB8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 5 years through 10 years</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis_AC8912C5F1D67B5F01099114A01ABA94_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis_95B6B62FBF62573ABC3705F6CE80ABB8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after Five Through Ten Years, Amortized Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis_95B6B62FBF62573ABC3705F6CE80ABB8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis_95B6B62FBF62573ABC3705F6CE80ABB8" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis_95B6B62FBF62573ABC3705F6CE80ABB8" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost_95CD59EB55DB2F853E5C9114A01A1BFA_verboseLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost_D493C7AEBA0450979487BBD89D916B53" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 10 years through 20 years</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost_95CD59EB55DB2F853E5C9114A01A1BFA_label_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost_D493C7AEBA0450979487BBD89D916B53" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due after 10 years through 20 years, Amortized Cost</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost_95CD59EB55DB2F853E5C9114A01A1BFA_documentation_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost_D493C7AEBA0450979487BBD89D916B53" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of available-for-sale debt securities at cost, net of adjustments, maturing in the eleventh rolling twelve months through the twentieth rolling twelve months following the latest balance sheet presented. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost" xlink:label="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost_D493C7AEBA0450979487BBD89D916B53" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost_D493C7AEBA0450979487BBD89D916B53" xlink:to="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyAmortizedCost_D493C7AEBA0450979487BBD89D916B53" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost_CE4C1F4B500D5E33E8379114A01A8B40_verboseLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost_40CA526CA31056CCAF87A741CC06EA4C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 20 years</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost_CE4C1F4B500D5E33E8379114A01A8B40_label_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost_40CA526CA31056CCAF87A741CC06EA4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due after 20 years, Amortized Cost</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost_CE4C1F4B500D5E33E8379114A01A8B40_documentation_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost_40CA526CA31056CCAF87A741CC06EA4C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of available-for-sale debt securities at cost, net of adjustments, maturing after the twentieth rolling twelve months following the latest balance sheet presented. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, defined) and fair value hedge accounting adjustments.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost" xlink:label="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost_40CA526CA31056CCAF87A741CC06EA4C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost_40CA526CA31056CCAF87A741CC06EA4C" xlink:to="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsAmortizedCost_40CA526CA31056CCAF87A741CC06EA4C" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_9509110DD22ABD8D27FD9114A01AEA09_totalLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_59A61000CF8757A99720E9F0CEAD9EEB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Amortized Cost/Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_9509110DD22ABD8D27FD9114A01AEA09_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_59A61000CF8757A99720E9F0CEAD9EEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Available-for-sale, Amortized Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_59A61000CF8757A99720E9F0CEAD9EEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_59A61000CF8757A99720E9F0CEAD9EEB" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_59A61000CF8757A99720E9F0CEAD9EEB" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateRollingMaturityAbstract_B16D8534D3D942B565379114A01AB649_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateRollingMaturityAbstract_35A621DCD1C75AF3916BF219BDBFA37F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateRollingMaturityAbstract_B16D8534D3D942B565379114A01AB649_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateRollingMaturityAbstract_35A621DCD1C75AF3916BF219BDBFA37F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling Maturity, Fair Value [Abstract]</link:label>
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    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_BC8895E1034B9E7E57119114A01AAF77_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_F2583482006A5167B15DBE849DF86C39" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due in 1 year or less</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_F2583482006A5167B15DBE849DF86C39" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_F2583482006A5167B15DBE849DF86C39" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_F2583482006A5167B15DBE849DF86C39" xlink:type="arc" />
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    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue_CB7DC444C49297EBBA639114A01A9EED_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue_4F94E0216884531591A24D0A3971060E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue_4F94E0216884531591A24D0A3971060E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue_4F94E0216884531591A24D0A3971060E" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue_4F94E0216884531591A24D0A3971060E" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_2BDBC98F3E1CFEC6A3AE9114A01AD814_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_B9E8A10D5D175559B45223ACEBEBDFEF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 5 years through 10 years</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_2BDBC98F3E1CFEC6A3AE9114A01AD814_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_B9E8A10D5D175559B45223ACEBEBDFEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after Five Through Ten Years, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_B9E8A10D5D175559B45223ACEBEBDFEF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_B9E8A10D5D175559B45223ACEBEBDFEF" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_B9E8A10D5D175559B45223ACEBEBDFEF" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue_142D1BC46F099CCFBCE39114A01AC3B7_verboseLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue_371AA0CBF3BB5C928CBB2FB5258B8D96" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 10 years through 20 years</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue_142D1BC46F099CCFBCE39114A01AC3B7_label_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue_371AA0CBF3BB5C928CBB2FB5258B8D96" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due after 10 years through 20 years, Fair Value</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue_142D1BC46F099CCFBCE39114A01AC3B7_documentation_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue_371AA0CBF3BB5C928CBB2FB5258B8D96" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of available-for-sale debt securities at fair value maturing in the eleventh rolling twelve months through the twentieth rolling twelve months following the latest balance sheet presented.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue" xlink:label="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue_371AA0CBF3BB5C928CBB2FB5258B8D96" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue_371AA0CBF3BB5C928CBB2FB5258B8D96" xlink:to="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValue_371AA0CBF3BB5C928CBB2FB5258B8D96" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue_BA38D8A0607E0A76004E9114A01AD982_verboseLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue_04912E0C5F8A5B62B0805046AFCAF62D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 20 years</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue_BA38D8A0607E0A76004E9114A01AD982_label_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue_04912E0C5F8A5B62B0805046AFCAF62D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due after 20 years, Fair Value</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue_BA38D8A0607E0A76004E9114A01AD982_documentation_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue_04912E0C5F8A5B62B0805046AFCAF62D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of available-for-sale debt securities at fair value maturing after the twentieth rolling twelve months following the latest balance sheet presented.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue" xlink:label="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue_04912E0C5F8A5B62B0805046AFCAF62D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue_04912E0C5F8A5B62B0805046AFCAF62D" xlink:to="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsFairValue_04912E0C5F8A5B62B0805046AFCAF62D" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_C258D6012D50236F9B459114A01AB748_totalLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_2632E541F56E5946BF0912CBABFA592E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_C258D6012D50236F9B459114A01AB748_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_2632E541F56E5946BF0912CBABFA592E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Securities, Available-for-sale</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_2632E541F56E5946BF0912CBABFA592E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_2632E541F56E5946BF0912CBABFA592E" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_2632E541F56E5946BF0912CBABFA592E" xlink:type="arc" />
    <link:label id="lab_hmn_PercentageofTotalFairValueAbstract_99D3451834EEB6B26FCD9114A01A6373_terseLabel_en-US" xlink:label="lab_hmn_PercentageofTotalFairValueAbstract_F5032C5312A758D2A79935879566691C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percent of Total Fair Value</link:label>
    <link:label id="lab_hmn_PercentageofTotalFairValueAbstract_99D3451834EEB6B26FCD9114A01A6373_label_en-US" xlink:label="lab_hmn_PercentageofTotalFairValueAbstract_F5032C5312A758D2A79935879566691C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Percentage of Total Fair Value [Abstract]</link:label>
    <link:label id="lab_hmn_PercentageofTotalFairValueAbstract_99D3451834EEB6B26FCD9114A01A6373_documentation_en-US" xlink:label="lab_hmn_PercentageofTotalFairValueAbstract_F5032C5312A758D2A79935879566691C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of Total Fair Value [Abstract]</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_PercentageofTotalFairValueAbstract" xlink:label="loc_hmn_PercentageofTotalFairValueAbstract_F5032C5312A758D2A79935879566691C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_PercentageofTotalFairValueAbstract_F5032C5312A758D2A79935879566691C" xlink:to="lab_hmn_PercentageofTotalFairValueAbstract_F5032C5312A758D2A79935879566691C" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage_E209ACA149FCFED84BD19114A01AA177_verboseLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage_86075F435A9E588A9FC0B71AD3C36C9D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due in 1 year or less</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage_E209ACA149FCFED84BD19114A01AA177_label_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage_86075F435A9E588A9FC0B71AD3C36C9D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due in 1 year or less, Percent of Total Fair Value</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage_E209ACA149FCFED84BD19114A01AA177_documentation_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage_86075F435A9E588A9FC0B71AD3C36C9D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of fair value of available for sale debt securities maturing during the next rolling twelve months following the latest balance sheet presented.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage" xlink:label="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage_86075F435A9E588A9FC0B71AD3C36C9D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage_86075F435A9E588A9FC0B71AD3C36C9D" xlink:to="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValuePercentage_86075F435A9E588A9FC0B71AD3C36C9D" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage_1695213B9BFEF6B4373F9114A01AB868_verboseLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage_CE1DC25B32305E9D81E508EC0007AC95" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 1 year through 5 years</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage_1695213B9BFEF6B4373F9114A01AB868_label_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage_CE1DC25B32305E9D81E508EC0007AC95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due after 1 year through 5 years, Percent of Total Fair Value</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage_1695213B9BFEF6B4373F9114A01AB868_documentation_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage_CE1DC25B32305E9D81E508EC0007AC95" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of fair value of available for sale debt securities maturing in the second rolling twelve months through the fifth rolling twelve months following the latest balance sheet presented.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage" xlink:label="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage_CE1DC25B32305E9D81E508EC0007AC95" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage_CE1DC25B32305E9D81E508EC0007AC95" xlink:to="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValuePercentage_CE1DC25B32305E9D81E508EC0007AC95" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage_94E6CC1D3DAC0CE300349114A01AAB7B_verboseLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage_E7E0D4B9ABB35B2D8C7B5C43FFFBC719" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 5 years through 10 years</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage_94E6CC1D3DAC0CE300349114A01AAB7B_label_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage_E7E0D4B9ABB35B2D8C7B5C43FFFBC719" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due after 5 years through 10 years, Percent of Total Fair Value</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage_94E6CC1D3DAC0CE300349114A01AAB7B_documentation_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage_E7E0D4B9ABB35B2D8C7B5C43FFFBC719" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of fair value of available for sale debt securities maturing in the sixth rolling twelve months through the tenth rolling twelve months following the latest balance sheet presented.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage" xlink:label="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage_E7E0D4B9ABB35B2D8C7B5C43FFFBC719" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage_E7E0D4B9ABB35B2D8C7B5C43FFFBC719" xlink:to="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValuePercentage_E7E0D4B9ABB35B2D8C7B5C43FFFBC719" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage_2F8D97F3869DA8A6247B9114A01A95B9_verboseLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage_54C69AC01B9F5A3AB3ADC56C0D266169" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 10 years through 20 years</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage_2F8D97F3869DA8A6247B9114A01A95B9_label_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage_54C69AC01B9F5A3AB3ADC56C0D266169" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due after 10 years through 20 years, Percent of Total Fair Value</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage_2F8D97F3869DA8A6247B9114A01A95B9_documentation_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage_54C69AC01B9F5A3AB3ADC56C0D266169" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of fair value of available for sale debt securities maturing in the eleventh rolling twelve months through the twentieth rolling twelve months following the latest balance sheet presented.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage" xlink:label="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage_54C69AC01B9F5A3AB3ADC56C0D266169" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage_54C69AC01B9F5A3AB3ADC56C0D266169" xlink:to="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingYearElevenThroughTwentyFairValuePercentage_54C69AC01B9F5A3AB3ADC56C0D266169" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue_C4442C02C21FC1DFDCAD9114A01A4CE5_verboseLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue_05BCD3FFB82A5F68BDC17B1D9CFDF1FB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Due after 20 years</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue_C4442C02C21FC1DFDCAD9114A01A4CE5_label_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue_05BCD3FFB82A5F68BDC17B1D9CFDF1FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due after 20 years, Percent of Total Fair Value</link:label>
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue_C4442C02C21FC1DFDCAD9114A01A4CE5_documentation_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue_05BCD3FFB82A5F68BDC17B1D9CFDF1FB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of fair value of available for sale debt securities maturing after the twentieth rolling twelve months following the latest balance sheet presented.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue" xlink:label="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue_05BCD3FFB82A5F68BDC17B1D9CFDF1FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue_05BCD3FFB82A5F68BDC17B1D9CFDF1FB" xlink:to="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterTwentyYearsPercentageOfFairValue_05BCD3FFB82A5F68BDC17B1D9CFDF1FB" xlink:type="arc" />
    <link:label id="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesPercentageOfFairValue_CD7A46DA501DC4D17A8F9114A01AF318_totalLabel_en-US" xlink:label="lab_hmn_AvailableForSaleSecuritiesDebtMaturitiesPercentageOfFairValue_6B47C662526E517E8C7C6D0A5D6EB1A2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
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    <link:label id="lab_us-gaap_BalanceSheetLocationAxis_99631678AA1B6E5C846DD39D9DC42B4D_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_99631678AA1B6E5C846DD39D9DC42B4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Axis]</link:label>
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    <link:label id="lab_us-gaap_BalanceSheetLocationDomain_4290D838816423B32064D39D9DC47119_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationDomain_4290D838816423B32064D39D9DC47119" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Domain]</link:label>
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    <link:label id="lab_hmn_MaturityDateDomain_929525147FEB1EC05CD7D39D9DC70B61_label_en-US" xlink:label="lab_hmn_MaturityDateDomain_929525147FEB1EC05CD7D39D9DC70B61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maturity Date [Domain]</link:label>
    <link:label id="lab_hmn_MaturityDateDomain_929525147FEB1EC05CD7D39D9DC70B61_documentation_en-US" xlink:label="lab_hmn_MaturityDateDomain_929525147FEB1EC05CD7D39D9DC70B61" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US" />
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    <link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_D9B6FA4B0636BFB077BAD04EE094DE8C_verboseLabel_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_D9B6FA4B0636BFB077BAD04EE094DE8C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Basis of Presentation</link:label>
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    <link:label id="lab_us-gaap_InvestmentPolicyTextBlock_753B18CEB22B664FD189D04EE095BBF2_verboseLabel_en-US" xlink:label="lab_us-gaap_InvestmentPolicyTextBlock_753B18CEB22B664FD189D04EE095BBF2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Investments</link:label>
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    <link:label id="lab_us-gaap_DeferredChargesPolicyTextBlock_87D1E149A7D50E43E53BD04EE095159B_verboseLabel_en-US" xlink:label="lab_us-gaap_DeferredChargesPolicyTextBlock_87D1E149A7D50E43E53BD04EE095159B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Deferred Policy Acquisition Costs</link:label>
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    <link:label id="lab_hmn_AmountOfMaximumGroupLifePolicyInsuranceRiskRetained_85A2C0A1F50B6F13D355D39D9DE5641D_terseLabel_en-US" xlink:label="lab_hmn_AmountOfMaximumGroupLifePolicyInsuranceRiskRetained_85A2C0A1F50B6F13D355D39D9DE5641D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount of maximum group life policy insurance risk retained</link:label>
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    <link:label id="lab_hmn_PercentageOfLifeReinsuredCatastropheRiskInExcessSpecifiedRetentionPerOccurrenceAmount_1EDA923918A03878688CD39D9DE76955_documentation_en-US" xlink:label="lab_hmn_PercentageOfLifeReinsuredCatastropheRiskInExcessSpecifiedRetentionPerOccurrenceAmount_1EDA923918A03878688CD39D9DE76955" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of life reinsured catastrophe risk in excess specified retention per occurrence amount.</link:label>
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    <link:label id="lab_hmn_AmountLifeCatastropheRiskRetentionPerOccurrence_0B3C9ABEF59E145178E4D39D9DE74B5D_terseLabel_en-US" xlink:label="lab_hmn_AmountLifeCatastropheRiskRetentionPerOccurrence_0B3C9ABEF59E145178E4D39D9DE74B5D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount life catastrophe risk retention per occurrence</link:label>
    <link:label id="lab_hmn_AmountLifeCatastropheRiskRetentionPerOccurrence_0B3C9ABEF59E145178E4D39D9DE74B5D_label_en-US" xlink:label="lab_hmn_AmountLifeCatastropheRiskRetentionPerOccurrence_0B3C9ABEF59E145178E4D39D9DE74B5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amount Life Catastrophe Risk Retention Per Occurrence</link:label>
    <link:label id="lab_hmn_AmountLifeCatastropheRiskRetentionPerOccurrence_0B3C9ABEF59E145178E4D39D9DE74B5D_documentation_en-US" xlink:label="lab_hmn_AmountLifeCatastropheRiskRetentionPerOccurrence_0B3C9ABEF59E145178E4D39D9DE74B5D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount life catastrophe risk retention per occurrence.</link:label>
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    <link:label id="lab_hmn_AmountOfLifeCatastropheRiskInExcessOfPerOccurrence_54C2FDB53E7001543933D39D9DE76EFD_verboseLabel_en-US" xlink:label="lab_hmn_AmountOfLifeCatastropheRiskInExcessOfPerOccurrence_54C2FDB53E7001543933D39D9DE76EFD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Amount of life catastrophe risk in excess of per occurrence</link:label>
    <link:label id="lab_hmn_AmountOfLifeCatastropheRiskInExcessOfPerOccurrence_54C2FDB53E7001543933D39D9DE76EFD_label_en-US" xlink:label="lab_hmn_AmountOfLifeCatastropheRiskInExcessOfPerOccurrence_54C2FDB53E7001543933D39D9DE76EFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amount of Life Catastrophe Risk in Excess of Per Occurrence</link:label>
    <link:label id="lab_hmn_AmountOfLifeCatastropheRiskInExcessOfPerOccurrence_54C2FDB53E7001543933D39D9DE76EFD_documentation_en-US" xlink:label="lab_hmn_AmountOfLifeCatastropheRiskInExcessOfPerOccurrence_54C2FDB53E7001543933D39D9DE76EFD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of life catastrophe risk in excess of per occurrence.</link:label>
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    <link:label id="lab_hmn_AutomobileLiabilityCoveragePercentReserves_EAEC6DDCBFB10DA8FC149114A3D56816_terseLabel_en-US" xlink:label="lab_hmn_AutomobileLiabilityCoveragePercentReserves_26AEDD23D7C454B78C99324B2C1D9AC1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Automobile liability coverage percent reserves</link:label>
    <link:label id="lab_hmn_AutomobileLiabilityCoveragePercentReserves_EAEC6DDCBFB10DA8FC149114A3D56816_label_en-US" xlink:label="lab_hmn_AutomobileLiabilityCoveragePercentReserves_26AEDD23D7C454B78C99324B2C1D9AC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Automobile Liability Coverage Percent Reserves</link:label>
    <link:label id="lab_hmn_AutomobileLiabilityCoveragePercentReserves_EAEC6DDCBFB10DA8FC149114A3D56816_documentation_en-US" xlink:label="lab_hmn_AutomobileLiabilityCoveragePercentReserves_26AEDD23D7C454B78C99324B2C1D9AC1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Automobile liability coverage reserves as a percentage of total reserves.</link:label>
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    <link:label id="lab_hmn_ShortTailCoverageReservesAsPercentageOfTotalReserves_5C8CD8885BCEEE4DDFD29114A3D5DEB8_terseLabel_en-US" xlink:label="lab_hmn_ShortTailCoverageReservesAsPercentageOfTotalReserves_47A6A318BDD35C12ACAC4BCCBD792E96" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short tail coverage reserves as a percentage of total reserves</link:label>
    <link:label id="lab_hmn_ShortTailCoverageReservesAsPercentageOfTotalReserves_5C8CD8885BCEEE4DDFD29114A3D5DEB8_label_en-US" xlink:label="lab_hmn_ShortTailCoverageReservesAsPercentageOfTotalReserves_47A6A318BDD35C12ACAC4BCCBD792E96" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short tail coverage reserves as a percentage of total reserves.</link:label>
    <link:label id="lab_hmn_ShortTailCoverageReservesAsPercentageOfTotalReserves_5C8CD8885BCEEE4DDFD29114A3D5DEB8_documentation_en-US" xlink:label="lab_hmn_ShortTailCoverageReservesAsPercentageOfTotalReserves_47A6A318BDD35C12ACAC4BCCBD792E96" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Short tail coverage reserves as a percentage of total reserves.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_ShortTailCoverageReservesAsPercentageOfTotalReserves" xlink:label="loc_hmn_ShortTailCoverageReservesAsPercentageOfTotalReserves_47A6A318BDD35C12ACAC4BCCBD792E96" xlink:type="locator" />
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    <link:label id="lab_hmn_LongTailCoverageReservesAsPercentageOfReserves_B8A49E24CF6847A59A849114A3D510B7_terseLabel_en-US" xlink:label="lab_hmn_LongTailCoverageReservesAsPercentageOfReserves_97AAF75639B35F75B8E58800D072465B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long tail coverage reserves as percentage of reserves</link:label>
    <link:label id="lab_hmn_LongTailCoverageReservesAsPercentageOfReserves_B8A49E24CF6847A59A849114A3D510B7_label_en-US" xlink:label="lab_hmn_LongTailCoverageReservesAsPercentageOfReserves_97AAF75639B35F75B8E58800D072465B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long Tail Coverage Reserves as Percentage of Reserves</link:label>
    <link:label id="lab_hmn_LongTailCoverageReservesAsPercentageOfReserves_B8A49E24CF6847A59A849114A3D510B7_documentation_en-US" xlink:label="lab_hmn_LongTailCoverageReservesAsPercentageOfReserves_97AAF75639B35F75B8E58800D072465B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Long tail coverage reserves as a percentage of total reserves.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_LongTailCoverageReservesAsPercentageOfReserves" xlink:label="loc_hmn_LongTailCoverageReservesAsPercentageOfReserves_97AAF75639B35F75B8E58800D072465B" xlink:type="locator" />
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    <link:label id="lab_hmn_PercentageOfLossesIncurred_F4754ABD083154F877ED9114A3D54832_terseLabel_en-US" xlink:label="lab_hmn_PercentageOfLossesIncurred_46516791E7F05FF4858DC5043D49FAB1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percentage of losses incurred</link:label>
    <link:label id="lab_hmn_PercentageOfLossesIncurred_F4754ABD083154F877ED9114A3D54832_label_en-US" xlink:label="lab_hmn_PercentageOfLossesIncurred_46516791E7F05FF4858DC5043D49FAB1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Percentage of Losses Incurred</link:label>
    <link:label id="lab_hmn_PercentageOfLossesIncurred_F4754ABD083154F877ED9114A3D54832_documentation_en-US" xlink:label="lab_hmn_PercentageOfLossesIncurred_46516791E7F05FF4858DC5043D49FAB1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The percentage of losses represented by auto liability and auto physical damage.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_PercentageOfLossesIncurred" xlink:label="loc_hmn_PercentageOfLossesIncurred_46516791E7F05FF4858DC5043D49FAB1" xlink:type="locator" />
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    <link:label id="lab_hmn_PotentialVariabilityOfPropertyAndCasualtyLossReserves_4E7FD06FC721DEBDA6119114A3D5C5E9_terseLabel_en-US" xlink:label="lab_hmn_PotentialVariabilityOfPropertyAndCasualtyLossReserves_41ACC34DC9D15928899143D5DB50D4E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Potential variability of property and casualty loss reserves</link:label>
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    <link:label id="lab_hmn_PotentialVariabilityOfPropertyAndCasualtyLossReserves_4E7FD06FC721DEBDA6119114A3D5C5E9_documentation_en-US" xlink:label="lab_hmn_PotentialVariabilityOfPropertyAndCasualtyLossReserves_41ACC34DC9D15928899143D5DB50D4E6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Potential percentage variability (plus or minus) of property and casualty loss reserves within a reasonable probability of other possible outcomes.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_PotentialVariabilityOfPropertyAndCasualtyLossReserves" xlink:label="loc_hmn_PotentialVariabilityOfPropertyAndCasualtyLossReserves_41ACC34DC9D15928899143D5DB50D4E6" xlink:type="locator" />
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    <link:label id="lab_hmn_ProbabilityOfOtherPossibleOutcomesPossibleImpactOnNetIncome_9739F34D8FB758F32C479114A3D593A3_terseLabel_en-US" xlink:label="lab_hmn_ProbabilityOfOtherPossibleOutcomesPossibleImpactOnNetIncome_237D6CD5E9C65142B62C65AB72943CF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Probability of other possible outcomes possible impact on net income</link:label>
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    <link:label id="lab_hmn_ProbabilityOfOtherPossibleOutcomesPossibleImpactOnNetIncome_9739F34D8FB758F32C479114A3D593A3_documentation_en-US" xlink:label="lab_hmn_ProbabilityOfOtherPossibleOutcomesPossibleImpactOnNetIncome_237D6CD5E9C65142B62C65AB72943CF4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Equated Net Income impact (plus or minus) of potential percentage variability (plus or minus) of property and casualty loss reserves within a reasonable probability of other possible outcomes.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_ProbabilityOfOtherPossibleOutcomesPossibleImpactOnNetIncome" xlink:label="loc_hmn_ProbabilityOfOtherPossibleOutcomesPossibleImpactOnNetIncome_237D6CD5E9C65142B62C65AB72943CF4" xlink:type="locator" />
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    <link:label id="lab_hmn_FavorableDevelopmentOfTotalReservesForPropertyAndCasualtyClaimsOccurringInPriorYears_0D5DEF033529DD6EA0339114A3D5DC65_terseLabel_en-US" xlink:label="lab_hmn_FavorableDevelopmentOfTotalReservesForPropertyAndCasualtyClaimsOccurringInPriorYears_11B942DFA77E51388A53CFFBA761118B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Favorable development of total reserves for property and casualty claims occurring in prior years</link:label>
    <link:label id="lab_hmn_FavorableDevelopmentOfTotalReservesForPropertyAndCasualtyClaimsOccurringInPriorYears_0D5DEF033529DD6EA0339114A3D5DC65_label_en-US" xlink:label="lab_hmn_FavorableDevelopmentOfTotalReservesForPropertyAndCasualtyClaimsOccurringInPriorYears_11B942DFA77E51388A53CFFBA761118B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Favorable development of total reserves for property and casualty claims occurring in prior years</link:label>
    <link:label id="lab_hmn_FavorableDevelopmentOfTotalReservesForPropertyAndCasualtyClaimsOccurringInPriorYears_0D5DEF033529DD6EA0339114A3D5DC65_documentation_en-US" xlink:label="lab_hmn_FavorableDevelopmentOfTotalReservesForPropertyAndCasualtyClaimsOccurringInPriorYears_11B942DFA77E51388A53CFFBA761118B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The reduction in the estimate of the amount needed to settle claims relating to property and casualty insured events that have occurred in prior years.</link:label>
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    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_0C3C03103EBD48073192D04EDFD5C129_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_0C3C03103EBD48073192D04EDFD5C129" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
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    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_EF8A416FCC2FB8A6B792D3047FB40C48_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_EF8A416FCC2FB8A6B792D3047FB40C48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, plant and equipment, useful life</link:label>
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    <link:label id="lab_hmn_ReserveInvestmentYieldAssumptionLife_9B6052E59E8585654062D3047FB4CACD_label_en-US" xlink:label="lab_hmn_ReserveInvestmentYieldAssumptionLife_9B6052E59E8585654062D3047FB4CACD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reserve Investment Yield Assumption Life</link:label>
    <link:label id="lab_hmn_ReserveInvestmentYieldAssumptionLife_9B6052E59E8585654062D3047FB4CACD_documentation_en-US" xlink:label="lab_hmn_ReserveInvestmentYieldAssumptionLife_9B6052E59E8585654062D3047FB4CACD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Reserve investment yield assumptions on certain life insurance policies.</link:label>
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    <link:label id="lab_hmn_PercentageOfReversionToMeanApproachUtilizedToAmortizePolicyAcquisitionCosts_099C75F8A3AD9BC41F30D3047FB463EE_terseLabel_en-US" xlink:label="lab_hmn_PercentageOfReversionToMeanApproachUtilizedToAmortizePolicyAcquisitionCosts_099C75F8A3AD9BC41F30D3047FB463EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percentage of reversion to mean approach utilized to amortized policy acquisition costs</link:label>
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    <link:label id="lab_hmn_PercentageOfReversionToMeanApproachUtilizedToAmortizePolicyAcquisitionCosts_099C75F8A3AD9BC41F30D3047FB463EE_documentation_en-US" xlink:label="lab_hmn_PercentageOfReversionToMeanApproachUtilizedToAmortizePolicyAcquisitionCosts_099C75F8A3AD9BC41F30D3047FB463EE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">For the variable deposit portion of the annuity segment, percentage of reversion to the mean approach utilized to amortize policy acquisition costs.</link:label>
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    <link:label id="lab_us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch_755F317795152EC049ECD3047FB4CFD4_terseLabel_en-US" xlink:label="lab_us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch_755F317795152EC049ECD3047FB4CFD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">FHLB Advances</link:label>
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    <link:label id="lab_us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRate_0F15DAC6D27784914969D3047FB4E2D9_terseLabel_en-US" xlink:label="lab_us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRate_0F15DAC6D27784914969D3047FB4E2D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">FHLB Interest rate</link:label>
    <link:label id="lab_us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRate_0F15DAC6D27784914969D3047FB4E2D9_label_en-US" xlink:label="lab_us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRate_0F15DAC6D27784914969D3047FB4E2D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate</link:label>
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    <link:label id="lab_us-gaap_FederalHomeLoanBankAdvances_B3A7427920CC4CDBEAE0D3047FB44D72_terseLabel_en-US" xlink:label="lab_us-gaap_FederalHomeLoanBankAdvances_B3A7427920CC4CDBEAE0D3047FB44D72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">FHLB Advances</link:label>
    <link:label id="lab_us-gaap_FederalHomeLoanBankAdvances_B3A7427920CC4CDBEAE0D3047FB44D72_label_en-US" xlink:label="lab_us-gaap_FederalHomeLoanBankAdvances_B3A7427920CC4CDBEAE0D3047FB44D72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Federal Home Loan Bank Advances</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_FederalHomeLoanBankAdvances" xlink:label="loc_us-gaap_FederalHomeLoanBankAdvances_B3A7427920CC4CDBEAE0D3047FB44D72" xlink:type="locator" />
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    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_7ABC5A67EB3809CEC462D3047FB642C4_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_7ABC5A67EB3809CEC462D3047FB642C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based compensation expense</link:label>
    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_7ABC5A67EB3809CEC462D3047FB642C4_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_7ABC5A67EB3809CEC462D3047FB642C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Allocated Share-based Compensation Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_7ABC5A67EB3809CEC462D3047FB642C4" xlink:type="locator" />
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    <link:label id="lab_hmn_WeightedAverageFairValueOfNonvestedOptionsOutstanding_A06B8E016DEA140C4D3BD3047FB680F6_terseLabel_en-US" xlink:label="lab_hmn_WeightedAverageFairValueOfNonvestedOptionsOutstanding_A06B8E016DEA140C4D3BD3047FB680F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average fair value of nonvested options outstanding</link:label>
    <link:label id="lab_hmn_WeightedAverageFairValueOfNonvestedOptionsOutstanding_A06B8E016DEA140C4D3BD3047FB680F6_label_en-US" xlink:label="lab_hmn_WeightedAverageFairValueOfNonvestedOptionsOutstanding_A06B8E016DEA140C4D3BD3047FB680F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Fair Value Of Nonvested Options Outstanding</link:label>
    <link:label id="lab_hmn_WeightedAverageFairValueOfNonvestedOptionsOutstanding_A06B8E016DEA140C4D3BD3047FB680F6_documentation_en-US" xlink:label="lab_hmn_WeightedAverageFairValueOfNonvestedOptionsOutstanding_A06B8E016DEA140C4D3BD3047FB680F6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Weighted average fair value of nonvested options outstanding.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_WeightedAverageFairValueOfNonvestedOptionsOutstanding" xlink:label="loc_hmn_WeightedAverageFairValueOfNonvestedOptionsOutstanding_A06B8E016DEA140C4D3BD3047FB680F6" xlink:type="locator" />
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    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_8BDDE4A7B58A4DE82139D3047FB69158_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_8BDDE4A7B58A4DE82139D3047FB69158" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized share-based compensation expense, nonvested options</link:label>
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    <link:label id="lab_hmn_LiabilityForFuturePolicyBenefitsIndividualAndGroupAnnuitiesAndSupplementaryContractsFairValue_B7C2442E817D833E2C5391149FAC5485_documentation_en-US" xlink:label="lab_hmn_LiabilityForFuturePolicyBenefitsIndividualAndGroupAnnuitiesAndSupplementaryContractsFairValue_D95B859B3682560BA88FB8A1FE32A83B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The fair value of accrued obligation to policyholders that relates to insured events under individual and group annuities and supplementary insurance contracts.</link:label>
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    <link:label id="lab_us-gaap_TreasuryStockMember_5D566EF94DD256DF2334ECB6E09368B2_label_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_5D566EF94DD256DF2334ECB6E09368B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_TreasuryStockMember" xlink:label="loc_us-gaap_TreasuryStockMember_5D566EF94DD256DF2334ECB6E09368B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockMember_5D566EF94DD256DF2334ECB6E09368B2" xlink:to="lab_us-gaap_TreasuryStockMember_5D566EF94DD256DF2334ECB6E09368B2" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E820EEBD58E854C93D17ECB6E0932A17_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E820EEBD58E854C93D17ECB6E0932A17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E820EEBD58E854C93D17ECB6E0932A17_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E820EEBD58E854C93D17ECB6E0932A17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E820EEBD58E854C93D17ECB6E0932A17" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E820EEBD58E854C93D17ECB6E0932A17" xlink:to="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_E820EEBD58E854C93D17ECB6E0932A17" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_B77032F740EE7AD90936ECB6E09360F8_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_B77032F740EE7AD90936ECB6E09360F8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Options exercised, 2018, 145,438 shares; 2017, 208,306 shares; 2016, 142,203 shares</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_B77032F740EE7AD90936ECB6E09360F8_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_B77032F740EE7AD90936ECB6E09360F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, Stock Options Exercised</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_B77032F740EE7AD90936ECB6E09360F8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_B77032F740EE7AD90936ECB6E09360F8" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_B77032F740EE7AD90936ECB6E09360F8" xlink:type="arc" />
    <link:label id="lab_hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits_D8BE25CE85E4D63AC46CECB6E09381D5_terseLabel_en-US" xlink:label="lab_hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits_D8BE25CE85E4D63AC46CECB6E09381D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Conversion of common stock units, 2018, 30,368 shares; 2017, 15,981 shares; 2016, 15,629 shares</link:label>
    <link:label id="lab_hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits_D8BE25CE85E4D63AC46CECB6E09381D5_label_en-US" xlink:label="lab_hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits_D8BE25CE85E4D63AC46CECB6E09381D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, Conversion Of Common Stock Units</link:label>
    <link:label id="lab_hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits_D8BE25CE85E4D63AC46CECB6E09381D5_documentation_en-US" xlink:label="lab_hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits_D8BE25CE85E4D63AC46CECB6E09381D5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Value of the stock issued during the period as a result of the conversion of common stock units which represented deferred compensation of directors and/or employees.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits" xlink:label="loc_hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits_D8BE25CE85E4D63AC46CECB6E09381D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits_D8BE25CE85E4D63AC46CECB6E09381D5" xlink:to="lab_hmn_StockIssuedDuringPeriodValueConversionOfCommonStockUnits_D8BE25CE85E4D63AC46CECB6E09381D5" xlink:type="arc" />
    <link:label id="lab_hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits_9B95C29613E60DB9B8BCECB6E093B332_verboseLabel_en-US" xlink:label="lab_hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits_9B95C29613E60DB9B8BCECB6E093B332" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Conversion of restricted common stock units, 2018, 212,382 shares; 2017, 313,292 shares; 2016, 222,297 shares</link:label>
    <link:label id="lab_hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits_9B95C29613E60DB9B8BCECB6E093B332_label_en-US" xlink:label="lab_hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits_9B95C29613E60DB9B8BCECB6E093B332" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, Conversion Of Restricted Stock Units</link:label>
    <link:label id="lab_hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits_9B95C29613E60DB9B8BCECB6E093B332_documentation_en-US" xlink:label="lab_hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits_9B95C29613E60DB9B8BCECB6E093B332" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Value of the stock issued during the period as a result of the conversion of restricted stock units which represented share based compensation.</link:label>
    <link:loc xlink:href="hmn-20181231.xsd#hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits" xlink:label="loc_hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits_9B95C29613E60DB9B8BCECB6E093B332" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits_9B95C29613E60DB9B8BCECB6E093B332" xlink:to="lab_hmn_StockIssuedDuringPeriodValueConversionOfRestrictedStockUnits_9B95C29613E60DB9B8BCECB6E093B332" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_D9BB0C1BBFC6714ABC7BECB6E0935179_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_D9BB0C1BBFC6714ABC7BECB6E0935179" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Options exercised and conversion of common stock units and restricted common stock units</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_D9BB0C1BBFC6714ABC7BECB6E0935179_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_D9BB0C1BBFC6714ABC7BECB6E0935179" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_D9BB0C1BBFC6714ABC7BECB6E0935179" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_D9BB0C1BBFC6714ABC7BECB6E0935179" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_D9BB0C1BBFC6714ABC7BECB6E0935179" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2DFBD4377F34C7A6C0B8ECB6E0939EAC_verboseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2DFBD4377F34C7A6C0B8ECB6E0939EAC" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Share-based compensation expense</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2DFBD4377F34C7A6C0B8ECB6E0939EAC_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2DFBD4377F34C7A6C0B8ECB6E0939EAC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2DFBD4377F34C7A6C0B8ECB6E0939EAC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2DFBD4377F34C7A6C0B8ECB6E0939EAC" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_2DFBD4377F34C7A6C0B8ECB6E0939EAC" xlink:type="arc" />
    <link:label id="lab_us-gaap_DividendsCommonStockCash_81D7061533EEBB8D051CECB6E093AA49_negatedLabel_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_81D7061533EEBB8D051CECB6E093AA49" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Cash dividends, 2018, $1.14 per share; 2017, $1.10 per share; 2016, $1.06 per share</link:label>
    <link:label id="lab_us-gaap_DividendsCommonStockCash_81D7061533EEBB8D051CECB6E093AA49_label_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_81D7061533EEBB8D051CECB6E093AA49" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dividends, Common Stock, Cash</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="loc_us-gaap_DividendsCommonStockCash_81D7061533EEBB8D051CECB6E093AA49" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DividendsCommonStockCash_81D7061533EEBB8D051CECB6E093AA49" xlink:to="lab_us-gaap_DividendsCommonStockCash_81D7061533EEBB8D051CECB6E093AA49" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_D476DA77E7237B3B0FD9ECB6E0930898_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_D476DA77E7237B3B0FD9ECB6E0930898" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Change in net funded status of benefit plans</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_D476DA77E7237B3B0FD9ECB6E0930898" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_D476DA77E7237B3B0FD9ECB6E0930898" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_D476DA77E7237B3B0FD9ECB6E0930898" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_6F174F365E0117B28931ECB6E093B385_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_6F174F365E0117B28931ECB6E093B385" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Acquisition of shares, 2018, 129,112 shares; 2017, 48,440 shares; 2016, 701,410 shares</link:label>
    <link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_6F174F365E0117B28931ECB6E093B385_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_6F174F365E0117B28931ECB6E093B385" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Value, Acquired, Cost Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_6F174F365E0117B28931ECB6E093B385" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_6F174F365E0117B28931ECB6E093B385" xlink:to="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_6F174F365E0117B28931ECB6E093B385" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_E9FC41767398BEC435579114A25C3B7A_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_AA8F0308A2D353F4A4CC39F1D198B482" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Change in benefit obligation:</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_E9FC41767398BEC435579114A25C3B7A_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_AA8F0308A2D353F4A4CC39F1D198B482" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward" xlink:label="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_AA8F0308A2D353F4A4CC39F1D198B482" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_AA8F0308A2D353F4A4CC39F1D198B482" xlink:to="lab_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_AA8F0308A2D353F4A4CC39F1D198B482" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_21FF0B519F9787838C009114A25C1D78_periodStartLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_55E875603FC857518DEAF92646813311" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Benefit obligations at beginning of year</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_21FF0B519F9787838C009114A25C1D78_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_55E875603FC857518DEAF92646813311" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_55E875603FC857518DEAF92646813311" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBenefitObligation_55E875603FC857518DEAF92646813311" xlink:to="lab_us-gaap_DefinedBenefitPlanBenefitObligation_55E875603FC857518DEAF92646813311" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanServiceCost_C462C38A8A30A28B9CC09114A25CCFBC_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanServiceCost_D90F0B867CC05777A80E9D4F57615450" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Service cost</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanServiceCost_C462C38A8A30A28B9CC09114A25CCFBC_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanServiceCost_D90F0B867CC05777A80E9D4F57615450" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Service Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_D90F0B867CC05777A80E9D4F57615450" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanServiceCost_D90F0B867CC05777A80E9D4F57615450" xlink:to="lab_us-gaap_DefinedBenefitPlanServiceCost_D90F0B867CC05777A80E9D4F57615450" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanInterestCost_A885B54EDFF6E2E2C6EE9114A25C8490_verboseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanInterestCost_73A94C8F1BEC5AEF890B03B32A09A222" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Interest cost</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanInterestCost_A885B54EDFF6E2E2C6EE9114A25C8490_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanInterestCost_73A94C8F1BEC5AEF890B03B32A09A222" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Interest Cost</link:label>
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    <link:label id="lab_hmn_AssumedInsurancePremiumsAndContractChargesEarned_7B9F5EACDD1A6DE3CC0D9114A1DEF91E_documentation_en-US" xlink:label="lab_hmn_AssumedInsurancePremiumsAndContractChargesEarned_A6ABBE356DA850F0B59CD2C0FED28E1C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Insurance premiums and contract charges earned for all insurance contracts assumed from other insurers as a result of reinsurance arrangements.</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_PolicyholderBenefitsAndClaimsIncurredNet" xlink:label="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_BFC67D2ED1B25C51A227DA6B22352453" xlink:type="locator" />
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    <link:label id="lab_hmn_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeAmortizationAbstract_16010FBA5C69ADC1A73A9119A247A9BD_verboseLabel_en-US" xlink:label="lab_hmn_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeAmortizationAbstract_9C0AC661C4575233BF28F51CB87937B1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Components of net periodic pension (income) expense:</link:label>
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    <link:label id="lab_us-gaap_CostOfGoodsAndServicesSoldAbstract_4923D0F0AB0D517FB8E0911C078DE124_verboseLabel_en-US" xlink:label="lab_us-gaap_CostOfGoodsAndServicesSoldAbstract_672D320059D75878BDDC2E020778736C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Service cost:</link:label>
    <link:label id="lab_us-gaap_CostOfGoodsAndServicesSoldAbstract_4923D0F0AB0D517FB8E0911C078DE124_label_en-US" xlink:label="lab_us-gaap_CostOfGoodsAndServicesSoldAbstract_672D320059D75878BDDC2E020778736C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cost of Goods and Services Sold [Abstract]</link:label>
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    <link:label id="lab_hmn_DefinedBenefitPlanBenefitAccrual_85A430BE5BAA6024E91F911C0792FB6B_documentation_en-US" xlink:label="lab_hmn_DefinedBenefitPlanBenefitAccrual_F59ECD73258859DF85269E74984C833B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Defined benefit plan service cost benefit accrual of the plan.</link:label>
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