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Exhibit 23.3

CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS

We hereby consent to the references in this Annual Report on Form 10-K of Marathon Oil Corporation ("the Company") to our summary reports on the estimated quantities of certain proved reserves of oil and gas and to such reports and this consent being filed as exhibits to this Form 10‑K. We also consent to the incorporation by reference of such reports in the Registration Statements indicated below.

Form S-3ASR:

Relating to:

Reg. No.

333-269135

Marathon Oil Corporation Debt Securities, Common Stock, Preferred Stock, Warrants and Stock Purchase Contracts/Units

Form S-8:

Relating to:

Reg. No.

333-104910

Marathon Oil Corporation 2003 Incentive Compensation Plan

Reg. No.

333-143010

Marathon Oil Corporation 2007 Incentive Compensation Plan

Reg. No.

333-181301

Marathon Oil Corporation 2012 Incentive Compensation Plan

Reg. No.

333-211611

Marathon Oil Corporation 2016 Incentive Compensation Plan

Reg. No.

333-231833

Marathon Oil Corporation 2019 Incentive Compensation Plan

			NETHERLAND, SEWELL & ASSOCIATES, INC.
By:			/s/ Richard B. Talley, Jr.
			Richard B. Talley, Jr., P.E.
			Chief Executive Officer

Houston, Texas

February 22, 2024