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 * Roth Heidi Rena   2. Issuer Name and Ticker or Trading Symbol KILROY REALTY CORP [NYSE: KRC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) EVP, CAO and Controller (Last) (First) (Middle) C/O KILROY REALTY CORPORATION, 12200 W. OLYMPIC BLVD., SUITE 200 3. Date of Earliest Transaction (Month/Day/Year) 02/03/2017 (Street) LOS ANGELES, CA 90064 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

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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

Restricted Stock Units

(1)

02/03/2017

A

406.7592

(2)

(2)

Common Stock

406.7592

$ 0

4,958.335

D

Restricted Stock Units

(1)

02/03/2017

A

3,570.2705

(3)

(3)

Common Stock

3,570.2705

$ 0

8,528.6055

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Roth Heidi Rena C/O KILROY REALTY CORPORATION 12200 W. OLYMPIC BLVD., SUITE 200 LOS ANGELES, CA 90064			EVP, CAO and Controller

Signatures

/s/ Heidi R. Roth		02/07/2017
**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)	Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.
(2)	The reporting person was awarded performance units in 2015 covering a three-year performance period ending December 31, 2017. The reporting person previously reported the minimum number of units subject to the award eligible to vest based on 2015 performance. The number of units reported reflects the additional minimum number of units eligible to vest based on 2016 performance. The units remain subject to additional time-based vesting requirements. Up to an additional 1,013.6867 units may vest following 2017 based on the Issuer's relative total shareholder return for 2017.
(3)	The reporting person was awarded performance units in 2016 covering a three-year performance period ending December 31, 2018. The number of units reported reflects the minimum number of units eligible to vest based on the Issuer's funds from operations per share and relative total shareholder return for 2016. The units remain subject to additional time-based vesting requirements. Up to an additional 3,570.2705 units may ultimately vest after the three-year performance period based on the Issuer's relative total shareholder return for 2017 and 2018.

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