Kai Kyllönen (born 30 January 1965) is a retired Finnish athlete who specializes in the 110 metres hurdles.
He competed at the World Championships in 1991, 1993 and 1995, the 1994 European Championships as well as the World Indoor Championships in 1989 and 1993 without reaching the final round.
[1] He became Finnish champion in 1991, rivalling with Antti Haapakoski.
[2] His personal best time was 13.52 seconds, achieved in August 1994 in Jyväskylä.
This biographical article relating to Finnish athletics is a stub.