EX-32.1 3 ex32-1.htm EX-32.1

EXHIBIT 32.1

Certification 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 on Form 10-Q of Propanc Biopharma, Inc. (the “Company”) for the quarter ended March 31, 2026, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, James Nathanielsz, Chief Executive Officer of the Company, 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 my knowledge:

| 1. | The Report fully complies with the requirements of Section 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 result of operations of the Company.

Date: May 14, 2026 | /s/ James Nathanielsz
| James Nathanielsz
| Chief Executive Officer (Principal Executive Officer)

EXHIBIT 32.2

Certification 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 on Form 10-Q of Propanc Biopharma, Inc. (the “Company”) for the quarter ended March 31, 2026, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Jeannine Zimmerman, Chief Financial Officer of the Company, 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 my knowledge:

| 1. | The Report fully complies with the requirements of Section 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 result of operations of the Company.

Date: May 14, 2026 | /s/ Jeannine Zimmerman
| Jeannine Zimmerman
| Chief Financial Officer
| (Principal Financial Officer)