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EXHIBIT 32.1

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350

The undersigned hereby certifies that the Form 10-K Annual Report of Quaker Chemical Corporation (the “Company”) for the

annual period ended December 31, 2021 filed with the Securities and Exchange Commission (the “Report”) fully complies with the

requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that the information contained in the Report fairly

presents, in all material respects, the financial condition and results of operations of the Company.

Dated: March 1, 2022

/s/ ANDREW E. TOMETICH 

Andrew E. Tometich

Chief Executive Officer of Quaker Chemical Corporation