Exhibit 32.1

CERTIFICATION 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 on Form 10-Q for the period ended September 30, 2025 of Anteris Technologies Global Corp. (the “Company”) as filed with the Securities and Exchange Commission on the date hereof (the “Report”), each of the undersigned, in the capacities and on the dates indicated below, hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to his knowledge:

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 Company as of the dates and for the periods presented in the Report.

By:	/s/ Wayne Paterson
	Wayne Paterson
	Chief Executive Officer (Principal Executive Officer)
	November 12, 2025
By:	/s/ Matthew McDonnell
	Matthew McDonnell
	Chief Financial Officer (Principal Financial Officer and Principal Accounting Officer)
	November 12, 2025