Exhibit 23.1

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM


We hereby consent to the incorporation by reference in the Registration
Statement on Form S-8 (File No. 333-127656), relating to the 2005 Stock Option
Plan of Houston American Energy Corp., of our report dated March 26, 2007
relating to the consolidated financial statements of Houston American Energy
Corp. that appear in this Form 10-KSB.




/s/ Thomas Leger & Co., L.L.P.
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Thomas Leger & Co., L.L.P.

Houston, Texas
March 29, 2007