He represented Kenya at the Athletics at the 1988 Summer Olympics and finished 7th in the men's 1500 metres race, which was won by his compatriot Peter Rono. At the 1987 World championships, he was 11th in the 1500 metres final. At the 1984 Summer Olympics, he failed to reach the semifinals 
His twin brother Charles Cheruiyot is also a former athlete.
|1982||African Championships||Cairo, Egypt||1st||1500 m||3:42.20|
- gbrathletics.com: African Championships
- IAAF: World Outdoor Lists 1500 Metres All Time Junior MEN
- Sports and Elections Statistics: Men 1500m World Championship Rome 1987 - Sunday 06.09
- TIME: Monday, Aug. 20, 1984
- gbrathletics.com: World Student Games (Universiade - Men)