    <SEC-DOCUMENT>0001145443-20-000378-index.html : 20200820
    <SEC-HEADER>0001145443-20-000378.hdr.sgml : 20200820
    <ACCEPTANCE-DATETIME>20200820111040
    ACCESSION NUMBER:		0001145443-20-000378
    CONFORMED SUBMISSION TYPE:	N-CSRS
    PUBLIC DOCUMENT COUNT:		14
    CONFORMED PERIOD OF REPORT:	20200630
    FILED AS OF DATE:		20200820
    DATE AS OF CHANGE:		20200820
    EFFECTIVENESS DATE:		20200820

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			JOHN HANCOCK FINANCIAL OPPORTUNITIES FUND
    		CENTRAL INDEX KEY:			0000925683
    		IRS NUMBER:				043241844
    		STATE OF INCORPORATION:			MA

    	FILING VALUES:
    		FORM TYPE:		N-CSRS
    		SEC ACT:		1940 Act
    		SEC FILE NUMBER:	811-08568
    		FILM NUMBER:		201119263

    	BUSINESS ADDRESS:
    		STREET 1:		C/O JOHN HANCOCK FUNDS
    		STREET 2:		200 BERKELEY STREET
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02116
    		BUSINESS PHONE:		617-663-3000

    	MAIL ADDRESS:
    		STREET 1:		C/O JOHN HANCOCK FUNDS
    		STREET 2:		200 BERKELEY STREET
    		CITY:			BOSTON
    		STATE:			MA
    		ZIP:			02116

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	JOHN HANCOCK BANK & THRIFT OPPORTUNITY FUND
    		DATE OF NAME CHANGE:	20110214

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	HANCOCK JOHN BANK & THRIFT OPPORTUNITY FUND
    		DATE OF NAME CHANGE:	19940728

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	HANCOCK JOHN REGIONAL BANK & THRIFT FUND
    		DATE OF NAME CHANGE:	19940620
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>N-CSRS
    <SEQUENCE>1
    <FILENAME>d377970.htm
    <DESCRIPTION>N-CSRS
    <TEXT>
    Document 1 - file: d377970.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.(A)
    <SEQUENCE>2
    <FILENAME>d377970_ex99-cert.htm
    <DESCRIPTION>EX-99.(A)
    <TEXT>
    Document 2 - file: d377970_ex99-cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.(B)
    <SEQUENCE>3
    <FILENAME>d377970_ex99-906.htm
    <DESCRIPTION>EX-99.(B)
    <TEXT>
    Document 3 - file: d377970_ex99-906.htm

    </DOCUMENT>
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    <TYPE>EX-99.(C)(1)
    <SEQUENCE>4
    <FILENAME>d377970_ex99-c1.htm
    <DESCRIPTION>EX-99.(C)(1)
    <TEXT>
    Document 4 - file: d377970_ex99-c1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.(C)(2)
    <SEQUENCE>5
    <FILENAME>d377970_ex99-c2.htm
    <DESCRIPTION>EX-99.(C)(2)
    <TEXT>
    Document 5 - file: d377970_ex99-c2.htm

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    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>andrewarnott_sig.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: andrewarnott_sig.jpg

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    <DOCUMENT>
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    <SEQUENCE>8
    <FILENAME>jh2x21_industrycomppie.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: jh2x21_industrycomppie.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>jh2x21_portfoliocomppie.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: jh2x21_portfoliocomppie.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>jhdigest_backcover-logo.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: jhdigest_backcover-logo.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>jhdigest_spec-digcovmask.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: jhdigest_spec-digcovmask.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>jhfos3779701-junex1x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: jhfos3779701-junex1x1.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>jhfos3779701-marchx1x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: jhfos3779701-marchx1x1.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>jhp9sa_aatrbar.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: jhp9sa_aatrbar.jpg

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    <DOCUMENT>
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    <SEQUENCE>15
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: jhreport_letter-digest.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>