| Harrison Monteith | |
| Office: | Member of the Legislative Assembly of New Brunswick |
| Term: | 1952–1960 |
| Constituency: | Carleton |
| Birth Date: | 8 May 1913 |
| Birth Place: | Northampton, New Brunswick |
| Spouse: | Agnes Nina Cook |
| Party: | Progressive Conservative Party of New Brunswick |
| Occupation: | farmer |
| Alma Mater: | Woodstock, New Brunswick |
Harrison Charles Monteith (May 8, 1913 - September 24, 1997) 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]