Exhibit 32.2


                    CERTIFICATION OF CHIEF FINANCIAL OFFICER
                                  PURSUANT TO
                            18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                 SECTION 906 OF TEHE SARBANES-OXLEY ACT OF 2002


I, James J. Jacobs, certify, pursuant to 18 U.S.C. Section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the Amendment
No. 1 to Annual Report of Houston American Energy Corp. on Form 10-K/A for the
year ended December 31, 2007 fully complies with the requirements of Section
13(a) or 15(d) of the Securities Exchange Act of 1934 and that information
contained in such Form 10-K/A fairly presents in all material respects the
financial condition and results of operations of Houston American Energy Corp.


                                   By: /s/ James J. Jacobs
                                   Name:   James J. Jacobs
                                   Title:  Chief Financial Officer
                                   Dated:  June 19, 2008