William Elliott (April 21, 1837 – March 2, 1888) was a farmer, merchant and political figure in Ontario, Canada.
He represented Peel in the House of Commons of Canada from 1878 to 1882 as a Conservative member.
He was born in Toronto Township, Upper Canada, the son of William Elliott and Frances Hamilton, Irish immigrants.
His farm was situated in Meadowvale, a community in Toronto Township.
Elliott was a member of the local Orange Lodge.