Pierre Rioux (born February 1, 1962) is a Canadian former professional ice hockey player. He played 14 games in the National Hockey League (NHL) for the Calgary Flames during the 1982–83 season, recording one goal and two assists. The rest of his career, which lasted from 1982 to 2001, was mainly spent in Germany.

Rioux was born in Quebec City, Quebec. As a youth, Rioux played in the 1974 and 1975 Quebec International Pee-Wee Hockey Tournaments with a minor ice hockey team from Quebec City.^[1]

Rioux spent three seasons with the Shawinigan Cataractes of the Quebec Major Junior Hockey League, recording 130 points in 1980–81 and 152 points in 1981–82. In 1982, Rioux was a member of the gold medal-winning Canadian team at the World Junior Hockey Championships. He was also named a QMJHL First Team All-Star.

As a player with the Flames in 1982, he appeared in 14 games. After three seasons in the minors, Rioux moved to Europe to play in 1986, spent all but one season in Germany until he returned to Quebec in 2000. Rioux played one season of senior hockey in Quebec in 2000–01 before retiring.