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 *
  Southern William Bradley
 2. Date of Event Requiring Statement (Month/Day/Year)
05/04/2012		 3. Issuer Name and Ticker or Trading Symbol
LOUISIANA-PACIFIC CORP [LPX]
(Last)
(First)
(Middle)
414 UNION STREET		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Senior Vice President
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

NASHVILLE, TN 37129		 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 49,354 (1)
D
 

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
Non-qualified stock option 01/31/2005(2) 01/31/2014 Common stock 7,400 $ 21.27 D  
Non-qualified stock option 02/04/2006(2) 02/04/2015 Common stock 6,360 $ 27.49 D  
Stock Settled Stock Appreciation Right 02/02/2007(2) 02/02/2016 Common stock 8,630 $ 28.68 D  
Stock Settled Stock Appreciation Right 02/01/2008(2) 02/01/2017 Common Stock 27,700 $ 22.99 D  
Stock settled stock appreciation right 01/31/2009(2) 01/31/2018 Common Stock 54,560 $ 15.27 D  
Stock settled stock appreciation right 02/13/2010(2) 02/13/2019 Common stock 70,661 $ 2.17 D  
Stock settled stock appreciation right 02/04/2011(2) 02/04/2020 Common stock 43,026 $ 7 D  
Stock settled stock appreciation right 02/03/2013(2) 02/03/2022 Common stock 36,064 $ 8.84 D  
Stock settled stock appreciation right 02/03/2012(2) 02/02/2021 Common stock 29,734 $ 10.3 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Southern William Bradley
414 UNION STREET
NASHVILLE, TN 37129		       Senior Vice President  

Signatures

/s/ Rebecca A Barckley for William Southern 05/11/2012
**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) Includes 28,622 restricted shares which will vest 11,141 on 2/4/2013; 8,074 on 2/3/2014 and 9,407 on 2/2/2015.
(2) Award granted pursuant to Louisiana Pacific 1997 Incentive Stock Award plan. Such awards vest in equal thirds with the first such vesting on the date indicated and subsequent vestings on the annual anniversaries of such grants

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