| Paul Mersereau | |
| Office: | Member of the Legislative Assembly of New Brunswick |
| Term: | 1952–1960 |
| Constituency: | Sunbury |
| Birth Date: | 10 February 1903 |
| Birth Place: | Hoyt, New Brunswick |
| Spouse: | Edith Mary Johnstone |
| Party: | Progressive Conservative Party of New Brunswick |
| Occupation: | Canadian Pacific Railway agent |
| Children: | 4 |
Paul Caleb Mersereau (February 10, 1903 – 1975) was a Canadian politician. He served in the Legislative Assembly of New Brunswick as member of the Progressive Conservative party from 1952 to 1960.[1]