Chewy (CHWY) 10-Q2021 Q3 Quarterly report

EXHIBIT 32.1

Certifications of the Principal Executive Officer and Principal Financial Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

In connection with the Quarterly Report of Chewy, Inc. (the “Company”) on Form 10-Q for the period ended October 31, 2021, as filed with the Securities and Exchange Commission (the “Periodic Report”), we, Sumit Singh, Chief Executive Officer of the Company, and Mario Marte, Chief Financial Officer of the Company, each certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to the best of our knowledge:

Date: December 9, 2021