Frederick Robert Cromwell (May 13, 1872 – October 16, 1950) was a Canadian politician in the province of Quebec.
Born in Leeds, Megantic County, Quebec, the son of Thomas and Elizabeth (Kinnear) Cromwell, Cromwell was educated at public schools.
A farmer and manager, he was elected to the House of Commons of Canada for the electoral district of Compton in the 1911 federal election.
A Conservative, he did not run in 1917 but was defeated when he ran again in 1921.
This article about a Quebec Member of Parliament from the Conservative Party of Canada (1867–1942) is a stub.