Moses Kiyai (born 1962) is a retired Kenyan long jumper and triple jumper.

Kiyai won a bronze medal at the 1982 African Championships.^[1] He won the East African Championships in the long jump in 1981, 1982 and 1984 and became triple jump champion in 1982.^[2] At the 1982 Commonwealth Games he finished sixth in the long jump and eighth in the triple jump.^{[citation needed]} He also competed at the 1984 Olympic Games without reaching the final in neither long nor triple jump.^[3]

His personal best jump was 8.08 metres, achieved in May 1984 in Lincoln, Nebraska.^[4] In the triple jump he had 16.27 metres from 1986.^[3]