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 * Brown Cary D   2. Issuer Name and Ticker or Trading Symbol LEGACY RESERVES LP [LGCY] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chairman and CEO (Last) (First) (Middle) 303 W. WALL STREET, SUITE 1400 3. Date of Earliest Transaction (Month/Day/Year) 01/29/2011 (Street) MIDLAND, TX 79701 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 Units representing limited partner interests 01/29/2011   M   3,920 A $ 0 (1) 958,185 D   Units representing limited partner interests 01/29/2011   D   3,920 D $ 29.09 (2) 954,265 D   Units representing limited partner interests               4,425,080 I See footnotes (3) (4)

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

Phantom Units

(1)

01/29/2011

M

3,920

(5)

(5)

Units

3,920

$ 0 (1)

48,201 (6)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Brown Cary D 303 W. WALL STREET, SUITE 1400 MIDLAND, TX 79701	X	X	Chairman and CEO

Signatures

/s/ Cary D. Brown		02/01/2011
**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 phantom unit represents the economic equivalent of a unit representing a limited partner interest in Legacy Reserves LP.
(2)	Reflects the closing price of the units on January 28, 2011.
(3)	The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these units in this report shall not be deemed an admission of beneficial ownership of all of the reported units for the purposes of Section 16 or for any other purpose.
(4)	Includes 4,391,408 units held by Moriah Properties, Ltd. ("Moriah Properties") and 33,672 units owned by Moriah Resources, Inc. ("Moriah Resources"). Moriah Properties and Moriah Resources are entities owned and controlled by Mr. Dale A. Brown and Mr. Cary D. Brown.
(5)	Phantom units vest annually in one-third increments beginning on the first anniversary of their respective grant dates and are payable in cash or, at the discretion of the compensation committee of the board of directors of the general partner of the Issuer, in units.
(6)	Includes the remaining 2,240 phantom units, 3,920 phantom units and 42,041 phantom units, subject to vesting, granted on February 4, 2008, January 29, 2009 and February 18, 2010, respectively.
Remarks: Chairman and Chief Executive Officer of Legacy Reserves GP, LLC, the general partner of Legacy Reserves LP.

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