Didier Kiki (born 30 November 1995 in Porto-Novo) is a Beninese Olympic sprinter. He competed at the 2016 Summer Olympics in the men's 200 metres race; his time of 22.27 seconds in the heats did not qualify him for the semifinals. He competed in the preliminary heats in the Athletics at the 2020 Summer Olympics – Men's 100 metres in Tokyo, running a personal best of 10.69 seconds.