Samuel Chelanga (born February 23, 1985, in Baringo County, Kenya) is a Kenyan-born American track and field athlete who competed for Liberty University in Lynchburg, Virginia, from 2008 to 2011.

[4] Originally hailing from Baringo County, Kenya, Chelanga moved to the United States on a sports scholarship.

He attended Liberty University, with whom he won the 2009 NCAA Men's Cross Country Championship in Terre Haute, Indiana, and set a course record in 28:41.3.

[5] He won a third consecutive title at the Big South Conference cross country championships in October, leading the race by a margin of over half a minute.

[12][13][14] At the 2016 US Olympic Trials, Chelanga finished the 10,000 meters in sixth place, a minute behind winner Galen Rupp.

John Muritu Watiku 27:28 43rd New Balance Falmouth Road Race August 16 Sam finished 4th place 32:21 only 4 seconds behind the winner Stephen Sambu.

[23] Chelanga qualified for the 2016 US Olympic Trials (track and field) at 2016 Hoka One One Mid Distance Classic May 20 hosted by Occidental College by running 5000 metres in 13:27.53.

[25] Chelanga placed second in 59:16 at USATF 20 km Championships at Faxon Law New Haven Road Race.

[31][32][33] Chelange placed first at World best 10 km Road in February in San Juan, Puerto Rico, in a time of 28:19.

Chelanga placed ninth in 10,000m at 2017 USA Outdoor Track and Field Championships in June in Sacramento in a time of 29:08.29.

[37] Chelanga ran the sixth fastest American time all-time for the half marathon behind Ryan Hall (59:43 14 January 2007 in Houston Texas), Leonard Korir (59:52 19 November 2017 in New Delhi India), Dathan Ritzenhein (60:00 1 October 2009 in Birmingham England), Abdihakem Abdirahman (60:29 5 August 2007 in New York NY), and Galen Rupp (60:29 20 March 2011 in New York NY).