Robert Roy Lorimer (born August 25, 1953) is a Canadian retired ice hockey defenceman.
Born in Toronto, Ontario, Lorimer started his National Hockey League career with the New York Islanders in 1976.
He also played for the Colorado Rockies and New Jersey Devils.
He retired after the 1986 season.
He won two Stanley Cups with New York, in 1980 and 1981.