Richard Sidney Mulhern (born March 1, 1955) is a Canadian former professional ice hockey defenceman.
Also, around the end of his career he played with the Tulsa Oilers and Dallas Black Hawks, of the Central Hockey League.
Mulhern started his National Hockey League career with the Atlanta Flames in 1975, after being picked eighth overall in the 1975 Amateur Draft and being first sent to Tulsa where he played 56 games during the 1975-76 season.
He also played for the Toronto Maple Leafs, Los Angeles Kings, and Winnipeg Jets.
This biographical article relating to a Canadian ice hockey defenceman born in the 1950s is a stub.