William McIntyre, Canadian soldier, lawyer, and judge (b. 1918)
William Rogers McIntyre, (March 15, 1918 – June 14, 2009) was a Canadian Puisne Justice of the Supreme Court of Canada.

Born in Lachine, Quebec, the son of Charles Sidney McIntyre and Pauline May Sifton, he moved with his family to Moose Jaw, Saskatchewan when he was young. In 1939, he received a Bachelor of Arts degree from the University of Saskatchewan. After serving during World War II, he received his Bachelor of Laws in 1946 from University of Saskatchewan.

In 1947, he was called to the Bars of Saskatchewan and British Columbia and practiced law in Victoria, British Columbia.

In 1967, he was appointed to the Supreme Court of British Columbia and elevated to the British Columbia Court of Appeal in 1973. In 1979, he was appointed to the Supreme Court of Canada and retired in 1989. In 1991, he was made a Companion of the Order of Canada.