Exhibit 13.1

Certification of Chief Executive Officer Pursuant to 18 U.S.C. Section 1350 as Adopted Pursuant to Section 906 of the Sarbanes Oxley Act of 2002

The certification set forth below is being submitted in connection with the Annual Report on Form 20-F for the year ended December 31, 2024 of Hafnia Limited (the “Annual Report”), as filed with the Securities and Exchange Commission on or about the date hereof, for the purpose of complying with Rule 13a-14(b) or Rule 15d-14(b) of the Securities Exchange Act of 1934 (the “Exchange Act”) and Section 1350 of Chapter 63 of Title 18 of the United States Code.

I, Mikael Øpstun Skov, Chief Executive Officer, of Hafnia Limited, certify that, to the best of my knowledge:

1.	the Annual Report fully complies with the requirements of Section 13(a) or Section 15(d), of the Exchange Act; and

2.	the information contained in the Annual Report fairly presents, in all material respects, the financial condition and results of operations of Hafnia Limited.

Date: April 30, 2025

/s/ Mikael Øpstun Skov
Mikael Øpstun Skov
Chief Executive Officer
Hafnia Limited