William Morgan (December 8, 1848 – ?) was an Ontario businessman and political figure.
He represented Norfolk South in the Legislative Assembly of Ontario from 1879 to 1890 as a Conservative member.
He was born in Stirling, Hastings County, Canada West in 1848, the son of John Dwyer Morgan who came to Upper Canada from Wales.
He entered business as a merchant in Walsingham Centre, moving for a while to Port Rowan before returning.
In 1882, he began manufacturing paints.
Morgan served as reeve for Walsingham Township.
He also commanded a militia battalion and was a member of the local Freemason lodge.
Morgan was an agent for a telegraph company and served as postmaster.