CUSIP No. 44183u100                     13G                   Page 1 of 11 Pages


                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
                             ----------------------

                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934

                          Houston American Energy Corp.
                                (Name of Issuer)

                    Common Stock, $0.001 par value per share
                         (Title of Class of Securities)

                                    44183u100
                                 (CUSIP Number)

                                 January 3, 2007
             (Date of Event Which Requires Filing of this statement)


     Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:
     [ ]  Rule 13d-1(b)
     [X]  Rule 13d-1(c)
     [ ]  Rule 13d-1(d)





----------------
     *The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which would
alter the disclosures provided in a prior cover page.

     The information required in the remainder of this cover page shall not be
deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act
of 1934 ("Act") or otherwise subject to the liabilities of that section of the
Act but shall be subject to all other provisions of the Act (however, see the
Notes).




                               Page 1 of 11 Pages





CUSIP No. 44183u100                     13G                   Page 2 of 11 Pages

--------------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            GLG Partners LP
--------------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
                                                               (a)  [X]
                                                               (b)  [ ]
--------------------------------------------------------------------------------
     (3)    SEC USE ONLY
--------------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            United Kingdom
--------------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         -----------------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    1,420,318 Shares

OWNED BY       -----------------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      -----------------------------------------------------------------

PERSON WITH:   (8)  SHARED DISPOSITIVE POWER
                    1,420,318 Shares

--------------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
            1,420,318 Shares

--------------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
                                                                          [ ]
--------------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
            5.11%
--------------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
            PN
--------------------------------------------------------------------------------





CUSIP No. 44183u100                     13G                   Page 3 of 11 Pages

--------------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            GLG Partners Limited
--------------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
                                                               (a)  [X]
                                                               (b)  [ ]
--------------------------------------------------------------------------------
     (3)    SEC USE ONLY
--------------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            United Kingdom
--------------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         -----------------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    1,420,318 Shares
OWNED BY       -----------------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      -----------------------------------------------------------------

PERSON WITH:   (8)  SHARED DISPOSITIVE POWER
                    1,420,318 Shares
--------------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
            1,420,318 Shares
--------------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
                                                                         [ ]
--------------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
            5.11%
--------------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
            IA, HC
--------------------------------------------------------------------------------





CUSIP No. 44183u100                     13G                   Page 4 of 11 Pages

--------------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Noam Gottesman
--------------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
                                                               (a)  [X]
                                                               (b)  [ ]
--------------------------------------------------------------------------------
     (3)    SEC USE ONLY
--------------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            United States
--------------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         -----------------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    1,420,318 Shares
OWNED BY       -----------------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      -----------------------------------------------------------------

PERSON WITH:   (8)  SHARED DISPOSITIVE POWER
                    1,420,318 Shares
--------------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
            1,420,318 Shares
--------------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
                                                                       [ ]
--------------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
            5.11%
--------------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
            IN, HC
--------------------------------------------------------------------------------





CUSIP No. 44183u100                     13G                   Page 5 of 11 Pages

--------------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Pierre Lagrange
--------------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
                                                               (a)  [X]
                                                               (b)  [ ]
--------------------------------------------------------------------------------
     (3)    SEC USE ONLY
--------------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            Belgium
--------------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         -----------------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    1,420,318 Shares
OWNED BY       -----------------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      -----------------------------------------------------------------

PERSON WITH:   (8)  SHARED DISPOSITIVE POWER
                    1,420,318 Shares
--------------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
            1,420,318 Shares
--------------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
                                                                         [ ]
--------------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
            5.11%
--------------------------------------------------------------------------------
    (12)    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
            IN, HC
--------------------------------------------------------------------------------





CUSIP No. 44183u100                     13G                   Page 6 of 11 Pages

     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Emmanuel Roman
--------------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
                                                               (a)  [X]
                                                               (b)  [ ]
--------------------------------------------------------------------------------
     (3)    SEC USE ONLY
--------------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            France
--------------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         -----------------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    1,420,318 Shares
OWNED BY       -----------------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      -----------------------------------------------------------------

PERSON WITH:   (8)  SHARED DISPOSITIVE POWER
                    1,420,318 Shares
--------------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
            1,420,318 Shares
--------------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
                                                                         [ ]
--------------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
            5.11%
--------------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
            IN, HC
--------------------------------------------------------------------------------





CUSIP No. 44183u100                     13G                   Page 7 of 11 Pages

Item 1.

(a)  Name of Issuer

          Houston American Energy Corp., a Delaware corporation (the "Company").

(b)  Address of Issuer's Principal Executive Offices

          801 Travis Street, Suite 2020
          Houston, Texas 77002

Item 2(a).  Name of Person Filing

     This statement is filed by the entities and persons listed below, who are
     collectively referred to herein as "Reporting Persons," with respect to
     Shares (as defined in Item 2(d) below) of the Company:

     INVESTMENT MANAGER

      (i)   GLG Partners, LP (the "Investment Manager"), with respect to the
            Shares held by certain funds to which the Investment Manager serves
            as investment manager (collectively, the "GLG Funds").

     GENERAL PARTNER

      (ii)  GLG Partners Limited (the "General Partner"), which serves as the
            general partner of the Investment Manager, with respect to the
            Shares held by each of the GLG Funds.

     REPORTING INDIVIDUALS

      (iii) Mr. Noam Gottesman ("Mr. Gottesman"), with respect to the Shares
            held by each of the GLG Funds.

      (iv)  Mr. Pierre Lagrange ("Mr. Lagrange"), with respect to the Shares
            held by each of the GLG Funds.

      (v)   Mr. Emmanuel Roman ("Mr. Roman"), with respect to the Shares held by
            each of the GLG Funds.

     Mr. Gottesman, Mr. Lagrange and Mr. Roman are collectively referred to as
     the "Reporting Individuals."

     The Investment Manager serves as the investment manager to each of the GLG
     Funds. The General Partner serves as the general partner to the Investment
     Manager. Each of the Reporting Individuals is a Managing Director of the
     General Partner.

Item 2(b).  Address of Principal Business Office or, if none, Residence

     The address of the principal business office of each of the Reporting
     Persons is:

     c/o GLG Partners LP
     1 Curzon Street
     London W1J 5HB
     United Kingdom





CUSIP No. 44183u100                     13G                   Page 8 of 11 Pages

Item 2(c).  Citizenship

     Citizenship is set forth in Row 4 of the cover page for each Reporting
     Person hereto and is incorporated herein by reference for each such
     Reporting Person.

Item 2(d)   Title of Class of Securities

     Common Stock, $0.001 par value per share (the "Shares")

Item 2(e)   CUSIP Number

     44183u100

Item 3. If this statement is filed pursuant to Section 240.13d-1(b) or
240.13d-2(b) or (c), check whether the person filing is a:

(a)  [ ]    Broker or dealer registered under Section 15 of the Act
            (15 U.S.C. 78o).

(b)  [ ]    Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c).

(c)  [ ]    Insurance company as defined in Section 3(a)(19) of the Act
            (15 U.S.C. 78c).

(d)  [ ]    Investment company registered under Section 8 of the Investment
            Company Act of 1940 (15 U.S.C. 80a-8).

(e)  [ ]    An investment adviser in accordance with
            Section 240.13d-1(b)(1)(ii)(E);

(f)  [ ]    An employee benefit plan or endowment fund in accordance with
            Section 240.13d-1(b)(1)(ii)(F);

(g)  [ ]    A parent holding company or control person in accordance with
            Section 240.13d-1(b)(1)(ii)(G);

(h)  [ ]    A savings association as defined in Section 3(b) of the Federal
            Deposit Insurance Act (12 U.S.C. 1813);

(i)  [ ]    A church plan that is excluded from the definition of an investment
            company under Section 3(c)(14) of the Investment Company Act of 1940
            (15 U.S.C. 80a-3);

(j)  [ ]    Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

Item 4.     Ownership

          Provide the following information regarding the aggregate number and
percentage of the class of securities of the issuer identified in Item 1.

          The information required by Items 4(a) - (c) is set forth in Rows 5 -
          11 of the cover page for each Reporting Person hereto and is
          incorporated herein by reference for each such Reporting Person. The
          Company's most recent quarterly report on Form 10-QSB that was filed
          on November 14, 2006, indicates there were 27,820,172 Shares
          outstanding as of November 1, 2006.

          The Investment Manager, which serves as the investment manager to each
          of the GLG Funds, may be deemed to be the beneficial owner of all
          Shares





CUSIP No. 44183u100                     13G                   Page 9 of 11 Pages


          owned by the GLG Funds. The General Partner, as general partner to the
          Investment Manager, may be deemed to be the beneficial owner of all
          Shares owned by the GLG Funds. Each of the Reporting Individuals, as a
          Managing Director of the General Partner with the power to exercise
          investment discretion, may be deemed to be the beneficial owner of all
          Shares owned by the GLG Funds. Each of the Investment Manager, the
          General Partner, and the Reporting Individuals hereby disclaims any
          beneficial ownership of any such Shares, except for their pecuniary
          interest therein.

Item 5.     Ownership of Five Percent or Less of a Class

          If this statement is being filed to report the fact that as of the
date hereof the reporting person has ceased to be the beneficial owner of more
than five percent of the class of securities, check the following: [ ]

Item 6.     Ownership of More than Five Percent on Behalf of Another Person

     Not applicable.

Item  7.    Identification and Classification of the Subsidiary Which Acquired
            the Security Being Reported on by the Parent Holding Company

     Not applicable.

Item 8.     Identification and Classification of Members of the Group

     See Exhibit I.

Item 9.     Notice of Dissolution of Group

     Not applicable.

Item 10.    Certification

          By signing below each of the undersigned certifies that, to the best
of its knowledge and belief, the securities referred to above were not acquired
and are not held for the purpose of or with the effect of changing or
influencing the control of the issuer of the securities and were not acquired
and are not held in connection with or as a participant in any transaction
having that purpose or effect.

Exhibits:

Exhibit I: Joint Filing Agreement, dated as of January 16, 2007, by and among
GLG Partners LP, GLG Partners Limited, Noam Gottesman, Pierre Lagrange and
Emmanuel Roman.






CUSIP No. 44183u100                    13G                   Page 10 of 11 Pages


                                   SIGNATURES

          After reasonable inquiry and to the best of its knowledge and belief,
each of the undersigned certifies that the information with respect to it set
forth in this statement is true, complete, and correct.

Dated: January 16, 2007


GLG PARTNERS LIMITED                    GLG PARTNERS LP
                                        By: GLG Partners Limited,
                                        as its General Partner
/s/ Emmanuel Roman
---------------------------------
Name: Emmanuel Roman                    /s/ Emmanuel Roman
Title: Attorney-in-Fact for             ----------------------------------------
Noam Gottesman, Managing Director       Name: Emmanuel Roman
                                        Title: Attorney-in-Fact for
                                        Noam Gottesman, Managing Director
/s/ Victoria Parry
---------------------------------
Name: Victoria Parry                    /s/ Victoria Parry
Title: Senior Legal Counsel             ----------------------------------------
                                         Name: Victoria Parry
                                         Title: Senior Legal Counsel

/s/ Emmanuel Roman
---------------------------------
EMMANUEL ROMAN, individually and
on behalf of Noam Gottesman and
Pierre Lagrange


The Powers of Attorney executed by Noam Gottesman and Pierre Lagrange,
authorizing Emmanuel Roman to sign and file this Schedule 13G on each person's
behalf, which were filed with the Schedule 13G filed with the Securities and
Exchange Commission on December 15, 2006 by such Reporting Persons with respect
to the common stock of Movado Group, Inc., are hereby incorporated by reference.





CUSIP No. 44183u100                   13G                   Page 11 of 11 Pages


                                    EXHIBIT I

                             JOINT FILING AGREEMENT

This will confirm the agreement by and among the undersigned that the Schedule
13G filed with the Securities and Exchange Commission on or about the date
hereof with respect to the beneficial ownership by the undersigned of the Shares
is being filed, and all amendments thereto will be filed, on behalf of each of
the persons and entities named below in accordance with Rule 13d-1(k) under the
Securities Exchange Act of 1934, as amended. This Agreement may be executed in
two or more counterparts, each of which shall be deemed an original, but all of
which together shall constitute one and the same instrument.

Dated as of January 16, 2007


GLG PARTNERS LIMITED                    GLG PARTNERS LP
                                        By: GLG Partners Limited,
                                        as its General Partner
/s/ Emmanuel Roman
---------------------------------
Name: Emmanuel Roman                    /s/ Emmanuel Roman
Title: Attorney-in-Fact for             ----------------------------------------
Noam Gottesman, Managing Director       Name: Emmanuel Roman
                                        Title: Attorney-in-Fact for
                                        Noam Gottesman, Managing Director
/s/ Victoria Parry
---------------------------------
Name: Victoria Parry                    /s/ Victoria Parry
Title: Senior Legal Counsel             ----------------------------------------
                                        Name: Victoria Parry
                                        Title: Senior Legal Counsel


/s/ Emmanuel Roman
---------------------------------
EMMANUEL ROMAN, individually and
on behalf of Noam Gottesman and
Pierre Lagrange