Richard J. Kolencik
Assistant General Counsel and Assistant Secretary
[Marathon Oil Corporation letterhead ]
5555 San Felipe Street
Houston, Texas 77056
Telephone 713.296.2535
Fax 713.296.4227
rjkolencik@marathonoil.com
January 13, 2012
Ms. Caroline Kim
Staff Attorney
United States Securities and Exchange Commission
Division of Corporation Finance
100 F Street, N.E., Mail Stop 7010
Washington, DC 20549
| Re: | Marathon Oil Corporation |
| | Response to SEC Letter dated December 21, 2011 Form 10-K for Fiscal Year Ended December 31, 2010 |
| | Filed February 28, 2011 |
| | File No. 001-05153 |
Dear Ms. Kim:
This letter is to confirm our conversation today that Marathon Oil Corporation’s response letter to the December 21, 2011 comment letter of the U.S. Securities and Exchange Commission will be due on or before Friday, January 20, 2012.
| | Very truly yours, |
| |
| | /s/ Richard J. Kolencik |
| |
| | Richard J. Kolencik |
