| William Henry Fenton | |
| Parliament: | Ontario Provincial |
| Term Start: | October 20, 1919 |
| Term End: | October 18, 1926 |
| Predecessor: | William MacDonald |
| Successor: | Alexander Patterson Mewhinney |
| Riding: | Bruce North |
| Party: | United Farmers of Ontario |
| Birth Date: | 24 November 1883 |
| Birth Place: | Arran Township, Ontario |
| Death Place: | Tara, Ontario |
William Henry Fenton (24 November 1883 – 7 February 1972) was a Canadian veteran of World War I and a politician from the United Farmers of Ontario.[1] He represented Bruce North in the Legislative Assembly of Ontario from 1919 to 1926.[2]