Colin David Gibson (November 2, 1922 – July 3, 2002) was a Canadian lawyer and politician.
He was the son of Colin W. G. Gibson, a prominent Liberal cabinet minister during World War II, and the grandson of John Morison Gibson, former Attorney General of Ontario.
On June 1, 1942, he enlisted in the Canadian army, stating a "desire to help the nation and defeat Hitler" [1] As a platoon commander with the rank of Lieutenant in the Royal Hamilton Light Infantry, he fought on D-Day and was wounded several days later.
After returning to civilian life he practised law.
He was defeated in the 1972 federal election by Progressive Conservative Sean O'Sullivan, who at 20 years old was the youngest MP ever elected to that point.