EXHIBIT 31-3

CERTIFICATIONS

I, Robert R. McEwen, certify that:

1. I have reviewed this Amendment No.1 to the annual report on Form 10-K/A of McEwen Mining Inc.; and

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

/s/ Robert R. McEwen

Robert R. McEwen

Chairman of the Board of Directors and Chief

Executive (principal executive officer)

Date: April 29, 2024