Kazuhiko Yamazaki (山崎 一彦, Yamazaki Kazuhiki, born 10 May 1971 in Yono[2]) is a Japanese former athlete who specialised in the 400 metres hurdles.

[3] He competed in the 1992 Summer Olympics, in the 1996 Summer Olympics, and in the 2000 Summer Olympics.

He was a finalist at the 1995 World Championships and the first Japanese to reach the 400 metres hurdles final at the World Championships.

[4] He was the former Asian record holder in the 400 metres hurdles and a two-time Japanese Championships champion.

This biographical article relating to Japanese athletics is a stub.