Wesley Korir (born 15 November 1982) is a Kenyan marathon runner.
Korir finished in 2008 to study at the University of Louisville on to their cross country team he belonged. With a furlough, he fell into the unrest in Kenya 2007/2008, which he could only escape by fleeing to Uganda.
In 2008, he debuted at the Chicago Marathon on the 42,195 - km route. He came up with the fourth-best time of 2:13:53 h to the finish, but was not taken into account in the award of the prize money, because he was not with the elite field, but with the local runners whose race started five minutes later, started. Race referee Jim Estes of USATF therefore came to the conclusion that Korir had not participated in the same race as the elite. Race Director Carey Pinkowski was then known that Korir will receive a " recognition of an outstanding achievement " receive an additional undisclosed amount.
In 2009 he was at the Los Angeles Marathon with 2:08:24 h a course record and finished sixth in Chicago. The following year he defended his title in Los Angeles, was seventh at the Philadelphia Half Marathon and fourth in Chicago.
In 2011, he won for the third time in a row the Carlsbad Half Marathon, finished fourth in Los Angeles and second in Chicago. 2012 was followed by a fourth place finish at the New York City Half Marathon winning the Boston Marathon.
- Half Marathon: 1:01:19 h, March 18, 2012 New York City
- Marathon: 2:06:15 h, October 9, 2011, Chicago