Exhibit 32

CERTIFICATIONS OF CEO AND CFO PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with this Annual
Report on Form 10-K of the Ridgewood Energy P Fund, LLC (the Fund) for the fiscal
year ended December 31, 2007, as filed with the Securities and Exchange
Commission on the date hereof, (the Report), each of the undersigned officers
of the Fund hereby certifies, pursuant to 18 U.S.C. (section) 1350, as adopted
pursuant to (section) 906 of the Sarbanes-Oxley Act of 2002, that to the best
of their knowledge:

| |     |                                                                                                                                                      
| | --- | -----------------------------------------------------------------------------------------------------------------------------------------------------
| | (1) | The Report
  fully complies with the requirements of Section 13(a) or 15(d) of the
  Securities Exchange Act of 1934; and                            
| |     |                                                                                                                                                      
| | (2) | The
  information contained in the Report fairly presents, in all material
  respects, the financial condition and results of operations of the Fund.



|       |  |                |  |     |  |        |  |                                                                                                      
|------ |  | -------------- |  | --- |  | ------ |  | -----------------------------------------------------------------------------------------------------
|Dated: |  | March 14, 2008 |  |     |  |        |  | RIDGEWOOD ENERGY P FUND,
  LLC                                                                       
|       |  |                |  |     |  |        |  |                                                                                                      
|       |  |                |  | By: |  | /s/    |  | ROBERT E. SWANSON                                                                                    
|       |  |                |  |     |  | Name:  |  | Robert E. Swanson                                                                                    
|       |  |                |  |     |  | Title: |  | President and Chief
  Executive Officer
  (Principal Executive Officer)                              
|       |  |                |  |     |  |        |  |                                                                                                      
|Dated: |  | March 14, 2008 |  |     |  |        |  |                                                                                                      
|       |  |                |  | By: |  | /s/    |  | KATHLEEN P. MCSHERRY                                                                                 
|       |  |                |  |     |  | Name:  |  | Kathleen P. McSherry                                                                                 
|       |  |                |  |     |  | Title: |  | Executive Vice President
  and Chief Financial Officer
  (Principal Financial and Accounting Officer)

A signed
original of this written statement or other document authenticating,
acknowledging, or otherwise adopting the signature that appears in typed form
within the electronic version of this written statement has been provided to
Ridgewood Energy P Fund, LLC and will be retained by Ridgewood Energy P Fund,
LLC and furnished to the Securities and Exchange Commission or its staff upon
request. The foregoing certification is being furnished solely pursuant to 18
U.S.C. Section 1350 and is not being filed as part of this report or as a
separate disclosure document.

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