Chebet, also transliterated as Jebet and Chepet, is a surname of Kenyan origin. Notable people with the surname include:
Ben Chebet Kipruto (born 1982), Kenyan marathon runner based in Italy
Emily Chebet (born 1986), Kenyan runner and world cross country champion
Irene Chepet Cheptai (born 1992), Kenyan runner and world cross country medallist
Joseph Chebet (born 1970), Kenyan runner and winner of the 1999 Boston and New York Marathons
Peter Chebet (born 1974), Kenyan marathon runner
Ruth Chebet (born 1996), Kenyan-born long-distance runner for Bahrain
Wilson Chebet (born 1985), Kenyan professional road runner