Robert Lemieux (born December 16, 1944) is a Canadian former professional ice hockey defenceman and coach.
He played 19 games for the Oakland Seals of the National Hockey League (NHL) in 1967–68.
He was a First Team All-Star and was named the top defenceman of the International Hockey League in 1965–66 while playing with the Muskegon Zephyrs.
He played three seasons with the Western Hockey League's Vancouver Canucks before retiring in 1970.
This biographical article relating to a Canadian ice hockey defenceman born in the 1940s is a stub.