| John Potter | |
| Office: | Member of the Legislative Assembly of New Brunswick |
| Successor: | Allan E. Maher |
| Term Start: | 1974 |
| Term End: | 1978 |
| Constituency: | Dalhousie |
| Birth Date: | 11 November 1911 |
| Birth Place: | Moncton, New Brunswick |
| Spouse: | Marjorie Roberta MacNaughton |
| Party: | Progressive Conservative Party of New Brunswick |
| Occupation: | Physician |
| Children: | 3 |
| Alma Mater: | Mount Allison University McGill University |
John McBeath Potter (November 11, 1911 – 1985) was a Canadian politician. He served in the Legislative Assembly of New Brunswick from 1974 to 1978 as member of the Progressive Conservative party from the riding of Dalhousie.[1]