Exhibit 32.1

Certification of Chief Executive Officer and Chief Financial Officer

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Michael J. Quinn, President and Chief Executive Officer of Rhinebeck Bancorp, Inc. (the “Company”), and Michael J. McDermott, Chief Financial Officer of the Company, each certify in his capacity as an executive officer of the Company that he has reviewed the Quarterly Report on Form 10-Q for the quarter ended September 30, 2018 (the “Report”) and that, to the best of his knowledge:

1. The Report fully complies with the requirements of Sections 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: December 21, 2018	/s/ Michael J. Quinn
	Michael J. Quinn
	President and Chief Executive Officer

Date: December 21, 2018	/s/ Michael J. McDermott
	Michael J. McDermott
	Chief Financial Officer

A signed original of this written statement required by Section 906 has been provided to the Company and will be retained by the Company and furnished to the Securities and Exchange Commission or its staff upon request.