| William Parker Hudson | |
| Office1: | Ontario MPP |
| Term Start1: | 1883 |
| Term End1: | 1894 |
| Predecessor1: | Nathaniel Stephen Appleby |
| Successor1: | Alexander McLaren |
| Constituency1: | Hastings East |
| Party: | Conservative |
| Birth Date: | 13 February 1841 |
| Birth Place: | Thurlow Township, Hastings County, Upper Canada |
| Death Place: | Belleville, Ontario |
| Occupation: | Blacksmith |
| Spouse: | Jane Fargay (m. 1866) |
William Parker Hudson (February 13, 1841 – November 21, 1912) was an Ontario businessman and political figure. He represented Hastings East in the Legislative Assembly of Ontario from 1883 to 1894 as a Conservative member.
He was born in Thurlow Township, Hastings County, Upper Canada in 1841, the son of Charles Hudson, a blacksmith. Hudson apprenticed with his father and went on to manufacture carriages. In 1866, he married Jane Fargay, the daughter of a local farmer. He served as treasurer and deputy reeve for the township. He died in 1912.[1]