Ownership Submission
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 *
  Horne Paul T
2. Date of Event Requiring Statement (Month/Day/Year)
01/11/2007
3. Issuer Name and Ticker or Trading Symbol
LEGACY RESERVES L P [LGCY]
(Last)
(First)
(Middle)
303 W. WALL STREET, SUITE 1600
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Vice President-Operations
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

MIDLAND, TX 79701
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)
Units representing limited partner interests 121,683
I
See Footnotes (1) (2)

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
Unit Options (right to buy)   (3) 07/17/2011 Units 20,000 $ 17 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Horne Paul T
303 W. WALL STREET
SUITE 1600
MIDLAND, TX 79701
      Vice President-Operations  

Signatures

Steven H. Pruett, as attorney-in-fact for Paul T. Horne 01/11/2007
**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) On March 15, 2006, in connection with the formation transactions of Legacy Reserves LP ("Legacy"), H2K Holdings, Ltd. ("H2K Holdings"), an entity owned and controlled by Mr. Horne, received 83,499 units in exchange for oil and natural gas properties and related assets. On March 15, 2006, Legacy redeemed 32,759 of the 83,499 units held by H2K Holdings, leaving H2K Holdings with 50,740 units. Mr. Horne indirectly beneficially owns the 50,740 units held by H2K Joldings.
(2) Mr. Horne indirectly beneficially owns an additional 70,943 units indirectly beneficially owned by H2K Holdings though its interest in MBN Properties LP, which holds 3,162,483 units. This assumes that the 3,162,483 units held by MBN Properties LP will be distributed to the partners of MBN Properties LP, including 70,943 units to H2K Holdings.
(3) 20,000 options were granted on July 17, 2006. According to the terms of the award, the unit options granted vest annually in equal increments over a three-year period beginning March 15, 2007.
 
Remarks:
Vice President - Operations of Legacy Reserves GP, LLC, the general partner of Legacy Reserves LP

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