Exhibit 32.1

CERTIFICATION

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

18 U.S.C. Section 1350

I, Nicholas J. DeIuliis, President and Chief Executive Officer (principal executive officer) of CNX Resources Corporation (the “Registrant”), certify that to my knowledge, based upon a review of the Quarterly Report on Form 10-Q for the period ended June 30, 2021, of the Registrant (the “Report”):

(1)The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

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

Date:	July 29, 2021
/s/    Nicholas J. DeIuliis
Nicholas J. DeIuliis
Chief Executive Officer and President and Director (Duly Authorized Officer and Principal Executive Officer)