Exhibit
31.1



CERTIFICATION
OF CHIEF EXECUTIVE OFFICER

PURSUANT
TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002



I,
Kyle P. Bransfield, certify that:



|1. | I
    have reviewed this annual report on Form 10-K of Union Acquisition Corp. II;                                                                                                                                                                                                                                    
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|2. | Based
    on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary
    to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect
    to the period covered by this report;
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|3. | Based
    on my knowledge, the financial statements, and other financial information included in this report, fairly present in all
    material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods
    presented in this report;                   
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|4. | I
    am responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e)
    and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15(d)-15(f))
    for the registrant and have:                   
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|   | a)                                                                                                                                                                                                                                                                                                                    
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|   | b)                                                                                                                                                                                                                                                                                                                    
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|   | c)                                                                                                                                                                                                                                                                                                                    
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|   | d)                                                                                                                                                                                                                                                                                                                    
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|5. | I
    have disclosed, based on our most recent evaluation of internal controls over financial reporting, to the registrant’s
    auditors and the audit committee of the registrant’s board of directors (or persons performing the equivalent functions):                                                            
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|   | a)                                                                                                                                                                                                                                                                                                                    
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|   | b)                                                                                                                                                                                                                                                                                                                    



|Date:
    December 30, 2019 | /s/
    Kyle P. Bransfield                                                                              
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|                            | Kyle
    P. Bransfield                                                                                  
|                            | Chief
    Executive Officer (Principal executive officer and principal financial and accounting officer)