Clifford George (Cliff) Pilkey (27 July 1922 – 17 November 2012) was a Canadian politician and trade union leader. Pilkey was an autoworker and United Auto Workers leader in Oshawa's Local 222 before being elected as an Alderman on Oshawa City Council. First elected in 1963, he served as an Alderman until the end of 1966. Pilkey was then elected to the Ontario legislature as the NDP MPP for Oshawa in the 1967 provincial election defeating a former fellow Alderman, Albert Walker. He served one term before being defeated in the 1971 provincial election.