Samuel Fletcher (died 1950) was a politician in Manitoba, Canada.
He served in the Legislative Assembly of Manitoba representing the Killarney constituency from 1920 to 1922.
[1] Fletcher worked as a farmer, and lived in Holmfield, Manitoba, where he served as a member of the West Derby School board.
Fletcher was elected as a Farmer candidate, representing a movement that opposed the province's two-party system of Liberals and Conservatives.
He sat with the Independent-Farmer group in the legislature, and did not seek re-election in 1922.