Ajayi Agbebaku (born 6 December 1955) is a retired Nigerian Olympian who competed in the triple jump. He still holds the indoor record at the University of Missouri with his jump of 16.60 metres at the 1978 NCAA indoor championships. Agbebaku was born in Lagos. His personal best jump was 17.26 metres, achieved in July 1983 in Edmonton. This is the Nigerian record as well as second in Africa, only behind Ndabazinhle Mdhlongwa. He holds the African indoor record with 17.00 metres, achieved in January 1982 in Dallas.