<SEC-DOCUMENT>0001297996-19-000089.txt : 20190515
<SEC-HEADER>0001297996-19-000089.hdr.sgml : 20190515
<ACCEPTANCE-DATETIME>20190515203947
ACCESSION NUMBER:		0001297996-19-000089
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190513
FILED AS OF DATE:		20190515
DATE AS OF CHANGE:		20190515

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MOHEBBI AFSHIN
		CENTRAL INDEX KEY:			0001206882

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32336
		FILM NUMBER:		19830394

	MAIL ADDRESS:	
		STREET 1:		DISH NETWORK CORPORATION
		STREET 2:		9601 S. MERIDIAN BLVD.
		CITY:			ENGLEWOOD
		STATE:			CO
		ZIP:			80112

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Digital Realty Trust, Inc.
		CENTRAL INDEX KEY:			0001297996
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				260081711
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		FOUR EMBARCADERO CENTER
		STREET 2:		SUITE 3200
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		(415)738-6500

	MAIL ADDRESS:	
		STREET 1:		FOUR EMBARCADERO CENTER
		STREET 2:		SUITE 3200
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_155796717180883.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-05-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001297996</issuerCik>
        <issuerName>Digital Realty Trust, Inc.</issuerName>
        <issuerTradingSymbol>DLR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001206882</rptOwnerCik>
            <rptOwnerName>MOHEBBI AFSHIN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>FOUR EMBARCADERO CENTER</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 3200</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Long-Term Incentive Units</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2019-05-13</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1413</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1413.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5236</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Reflects an award initially granted on February 24, 2015 that was subject to a performance-based vesting condition which was determined to be satisfied on January 4, 2018.  The number of units reported herein includes 9,632 distribution equivalent units, which vested effective as of December 31, 2017.  The remaining 88,102 units are subject to an additional time-based vesting condition, pursuant to which 50% will vest on February 27, 2018 and 50% will vest on February 27, 2019.  The vested profits interest units have no expiration date.</footnote>
        <footnote id="F2">Award vests on the earlier of (i) the first anniversary of the grant date or (b) the day before the date of the next annual meeting of stockholders of the Company to occur following the grant date.  The vested profits interest units have no expiration date.</footnote>
    </footnotes>

    <remarks>This statement of changes in beneficial ownership of securities (&quot;Form 4&quot;) of the Issuer is being filed to report transactions that are being reported concurrently on a Form 4 for Operating Partnership. The changes in beneficial ownership reported on this Form 4 for the Issuer are as a result of the same transactions reported in the Form 4 for Operating Partnership.</remarks>

    <ownerSignature>
        <signatureName>/s/ Salini Nandipati</signatureName>
        <signatureDate>2019-05-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
