FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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 * CAVANAUGH WILLIAM III   2. Issuer Name and Ticker or Trading Symbol DUKE REALTY CORP [DRE] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) P.O. BOX 1551, 410 SOUTH WILMINGTON 3. Date of Earliest Transaction (Month/Day/Year) 04/01/2010 (Street) RALEIGH,, NC 27601 4. If Amendment, Date Original Filed(Month/Day/Year) 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 Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock               13,179 (1) D   Common Stock               31,000 I by Grantor Retained Annuity Trust

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

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Employee Stock Options-Right to Buy

$ 24.2632

(2)

01/31/2011

Common Stock

2,573

2,573

D

Employee Stock Options-Right to Buy

$ 22.6799

(3)

01/30/2012

Common Stock

2,573

2,573

D

Employee Stock Options-Right to Buy

$ 24.1854

(4)

01/29/2013

Common Stock

2,573

2,573

D

Employee Stock Options-Right to Buy

$ 31.5771

(5)

01/28/2014

Common Stock

2,573

2,573

D

Phantom Stock Units

(6)

04/01/2010

A

1,204

(6)

(6)

Common Stock

1,204

$ 12.46

25,462 (6)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
CAVANAUGH WILLIAM III P.O. BOX 1551 410 SOUTH WILMINGTON RALEIGH,, NC 27601	X

Signatures

Tracy D. Swearingen for Wm Cavanaugh III per POA prev. filed		04/05/2010
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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)	Between February 12, 2010 and April 5, 2010, the Reporting Person acquired 78 shares of DRE common stock through dividend reinvestment.
(2)	The Stock Options vested annually at a rate of 20% per year and were fully vested on 1/31/2006.
(3)	The Stock Options vested annually at a rate of 20% per year and were fully vested on 1/30/2007.
(4)	The Stock Options vested annually at a rate of 20% per year and were fully vested on 1/29/2008.
(5)	The Stock Options vested annually at a rate of 20% per year and were fully vested on 1/28/2009.
(6)	Represents phantom stock units accrued under the Directors' Deferred Compensation Plan of Duke Realty Corporation. Between February 12, 2010 and April 5, 2010, the Reporting Person acquired 366 shares of DRE common stock through dividend reinvestment. The units are valued on a one to one basis to the Company's common stock and are to be settled in cash and stock upon the Reporting Person's termination as a director of the Issuer.

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