Judy Diduck (/ˈdɪdək/ DID-ək; born April 21, 1966) is a retired Canadian ringette and ice hockey player.

Diduck was one of the first players to join ringette when the sport was first introduced to Alberta in Sherwood Park.

She played with the Chimos at the 1998 Esso Nationals and scored a goal in the bronze medal game.

[3] Her final international tournament was the 1998 Winter Olympics, where women's ice hockey was being contested officially for the first time.

As a student, she played for the University of Alberta Pandas women's ice hockey program.