Gyuláné Krizsán-Bilek (born 24 January 1938), née Krizsán Gyuláné, also Edit Láng, Istvánné Bilek, is a Hungarian chess player who holds the title of Woman International Master (WIM, 1965).

She has won medals in the Hungarian Women's Chess Championships six times: gold (1958), silver (1961) and four bronzes (1955, 1959, 1965, 1966).

In 1965, she was awarded the FIDE Woman International Master (WIM) title.

Played for Hungary in 2nd Women's Correspondence Chess Olympiad (1980-1982).

[2] She was married to the Hungarian chess grandmaster István Bilek.