FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person *   Potter Frederick S. 2. Date of Event Requiring Statement (Month/Day/Year) 02/10/2011 3. Issuer Name and Ticker or Trading Symbol Digital Realty Trust, Inc. [DLR] (Last) (First) (Middle) LEVEL 9, 71 FENCHURCH STREET 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Managing Dir - Euro Finance 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) LONDON, X0 EC3M 4BS 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 4,978 D Â

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (right to buy)	  (1)	05/02/2017	Common Stock	3,334	$ 41.73	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Potter Frederick S. LEVEL 9, 71 FENCHURCH STREET LONDON, X0 EC3M 4BS	Â	Â	  Managing Dir - Euro Finance	Â

Signatures

/s/ Barbara Polster, attorney-in-fact		02/14/2011
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The option was granted on May 2, 2007, pursuant to which twenty percent (20%) of the shares became fully vested and exercisable on May 2, 2008 and 1/60th of the shares vested and continue to vest on each monthly anniversary thereafter, so that all of the shares will be fully vested as of May 2, 2012. The reported shares represent a net figure after exercises, of which 833 shares are fully vested and exercisable and the remaining shares continue to vest as outlined above.

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