| William Angus Dickson | |
| Term Start1: | 1934 |
| Term End1: | 1945 |
| Predecessor1: | New riding |
| Successor1: | J. Fred Edwards |
| Constituency1: | Perth |
| Party: | Liberal |
| Birth Date: | 9 February 1882 |
| Birth Place: | Elma Township, Ontario, Canada |
| Death Place: | Listowel, Ontario, Canada |
| Spouse: | Martha Fisher |
| Relations: | Thomas Ballantyne, Jane Philpott, great-grandfather |
| Children: | 4 |
| Occupation: | Farmer |
William Angus Dickson (9 February 1882 – 25 July 1967) was a Canadian politician. He was a Liberal member of the Legislative Assembly of Ontario from 1934 to 1945 who represented the riding of Perth.
Dickson was a farmer in Elma Township. He is related to Thomas Ballantyne, and great-grandfather of Jane Philpott.[1]
Dickson was reeve of Elma Township. In 1934, he ran as the Liberal candidate in the riding of Perth County.