EXHIBIT
31.1



CERTIFICATIONS



I,
Brian T. Stevens, certify that:



|1. | I
                                         have reviewed this report on Form 10-K and all reports on Form 10-D required
                                         to be filed in respect of the period covered by this report on Form 10-K of Mercedes-Benz
                                         Auto Receivables Trust 2019-1 (the “Exchange Act periodic reports”);
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|2. | Based
                                         on my knowledge, the Exchange Act periodic reports, taken as a whole, do 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, all of the distribution, servicing and other information required to
                                         be provided under Form 10-D for the period covered by this report is included in
                                         the Exchange Act periodic reports;
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|4. | I
                                         am responsible for reviewing the activities performed by the servicer and based on my
                                         knowledge and the compliance review conducted in preparing the servicer compliance statement
                                         required in this report under Item 1123 of Regulation AB, and except as disclosed
                                         in the Exchange Act periodic reports, the servicer has fulfilled its obligations under
                                         the servicing agreement in all material respects; and
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|5. | All
                                         of the reports on assessment of compliance with servicing criteria for asset-backed securities
                                         and their related attestation reports on assessment of compliance with servicing criteria
                                         for asset-backed securities, required to be included in this report in accordance with
                                         Item 1122 of Regulation AB and Exchange Act Rules 13a-18 and 15d-18, have been
                                         included as an exhibit to this report, except as otherwise disclosed in this report.
                                         Any material instances of noncompliance described in such reports have been disclosed
                                         in this report on Form 10-K.
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In
giving the certifications above, I have reasonably relied on information provided to me by the following unaffiliated parties:
U.S. Bank Trust Company, National Association, as Indenture Trustee.



Date:
March 16, 2023





| | /s/
    Brian T. Stevens                                                                                                  
| | --------------------------------------------------------------------------------------------------------------------------
| | Name: Brian T. StevensTitle: Vice President and Controller(senior officer of Servicer in charge of servicing
    function)