Richard Lemieux (born April 19, 1951 in Témiscaming, Quebec) is a retired professional ice hockey player who played 274 games in the National Hockey League and 33 games in the World Hockey Association. He played for the Kansas City Scouts, Vancouver Canucks, Atlanta Flames, and Calgary Cowboys.
The Vancouver Canucks chose him 39th overall in the 1971 NHL Amateur Draft. He scored 52 points in 1972-73 with the Canucks but dropped to 22 the next season. The Kansas City Scouts picked him up in the 1974 NHL Expansion Draft and he scored 30 points for them in 1974-75.
Lemieux was traded to the Atlanta Flames in 1975 but was almost immediately sent to the Nova Scotia Voyageurs, where they won the Calder Cup. In 1976-77 he jumped to the Calgary Cowboys of the World Hockey Association (WHA) and then retired at the end of the season.