FORM 4
[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Hartzell Stephen 		2. Issuer Name and Ticker or Trading Symbol

HOUSTON AMERICAN ENERGY CORP [ HUSA ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director                      _____ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle)

1001 MCKINNEY, SUITE 805 		3. Date of Earliest Transaction (MM/DD/YYYY)

6/5/2018
(Street)

HOUSTON, TX 77002
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8) 		4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4) 		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock                  56000   D    

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. Code
(Instr. 8) 		5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		6. Date Exercisable and Expiration Date 7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4) 		8. Price of Derivative Security
(Instr. 5) 		9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right to Buy)   $2.05                    12/9/2009   6/9/2019   Common Stock   6666     6666   D    
Stock Option (Right to Buy)   $14.08                    12/15/2010   6/15/2020   Common Stock   25000     25000   D    
Stock Option (Right to Buy)   $16.07                    12/13/2011   6/13/2021   Common Stock   25000     25000   D    
Stock Option (Right to Buy)   $1.65                    12/11/2012   6/11/2022   Common Stock   100000     100000   D    
Stock Option (Right to Buy)   $0.3075                    12/11/2013   6/11/2023   Common Stock   25000     25000   D    
Stock Option (Right to Buy)   $0.415                    12/10/2014   6/10/2024   Common Stock   50000     50000   D    
Stock Option (Right to Buy)   $0.2028                    12/9/2015   6/9/2025   Common Stock   50000     50000   D    
Stock Option (Right to Buy)   $0.2201                    12/7/2016   6/7/2026   Common Stock   50000     50000   D    
Stock Option (Right to Buy)   $0.2201                    6/7/2017   6/7/2026   Common Stock   150000     150000   D    
Stock Option (Right to Buy)   $0.485                    3/6/2018   9/6/2027   Common Stock   50000     50000   D    
Stock Option (Right to Buy)   $0.2425   6/5/2018     A      50000       12/5/2018   (1) 6/5/2028   Common Stock   50000   $0   50000   D    

Explanation of Responses:
(1)  The options were granted on June 5, 2018 and are exercisable six months from the date of grant, subject to vesting. The options vest 20% on the date of grant and 80% nine months from the date of grant.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Hartzell Stephen
1001 MCKINNEY
SUITE 805
HOUSTON, TX 77002 		X



Signatures
Stephen Hartzell 6/7/2018
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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