Exhibit 99.8

Kinross Gold Corporation Tasiast Mine Mauritania NI 43-101 Technical Report

Yves Breau

I, Yves Breau, P.Eng., as an author of this report entitled “Tasiast Mine, Mauritania - National Instrument 43-101 Technical Report” with an effective date of December 31 2024, prepared for Kinross Gold Corporation, do hereby certify that:

1) I am Vice President, Metallurgy & Engineering with Kinross Gold Corporation, of 25 York Street, 17^th Floor, Toronto, Ontario, M5J 2V5.

2) I am a graduate of University of Laval, Québec City in 1997 with a B.Sc. in Materials and Metallurgy Engineering.

3) I am registered as a Professional Engineer in the Province of Ontario (Reg.# 100194755). I have worked as an engineer for a total of 26 years since my graduation. My relevant experience for the purpose of the Technical Report is:

o My work experience has included multiple operations roles from metallurgist to process manager and multiple mining company corporate roles from manager to Vice-President.

o In my roles in operations and corporate, I have completed many studies related to gold mineral processing.

4) I have read the definition of “qualified person” set out in National Instrument 43-101 (NI 43-101) and certify that by reason of my education, affiliation with a professional association (as defined in NI 43-101) and past relevant work experience, I fulfill the requirements to be a “qualified person” for the purposes of NI 43-101.

5) I last visited the Tasiast Mine on 4 – 10 August, 2024.

6) I am responsible for Sections 13, 17, 18, 19, and relevant portions of 1, 2, 25, 26, 27 of the Technical Report.

7) I am not independent of the Issuer applying the test set out in Section 1.5 of NI 43-101.

8) I have had prior involvement with the property that is the subject of the Technical Report.

9) I have read NI 43-101, and the Technical Report has been prepared in compliance with NI 43-101 and Form 43-101F1.

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Kinross Gold Corporation Tasiast Mine Mauritania NI 43-101 Technical Report

10) At the effective date of the Technical Report, to the best of my knowledge, information, and belief, the sections of the Technical Report for which I am responsible contain all scientific and technical information that is required to be disclosed to make the Technical Report not misleading.

Dated 27^th day of March, 2025

(Signed and Sealed) Yves Breau

Yves Breau, P.Eng.

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