Peter James Peterson (born February 22, 1953) is a former Canadian Member of Parliament for the riding of Hamilton West, representing the Progressive Conservative Party of Canada.
A stockbroker by profession, Peterson was elected in the 1984 Canadian federal election, and served as a backbencher.
He was defeated by Liberal Stan Keyes in the 1988 election.
He challenged Keyes again unsuccessfully in the 1993 election.