Olga Kazi (born 10 May 1941 in Kispest, Budapest)[1] is a retired female middle distance runner from Hungary.

[2] In addition Kazi twice represented her native country at the Summer Olympics: in 1960 and 1964.

She set her personal best in the women's 800 metres (2:05.0) on 16 September 1962 at the European Championships in Belgrade.

Kazi married to fellow Olympian István Gyulai, with whom she had two children, Miklós and Katalin.

This biographical article relating to Hungarian athletics is a stub.