| Isaac W. Carpenter | |
| Office: | Member of the Legislative Assembly of New Brunswick |
| Term Start: | 1899 |
| Term End: | 1908 |
| Alongside: | Laughlin Farris |
| Constituency: | Queens |
| Birth Date: | 22 June 1849 |
| Birth Place: | Wickham, New Brunswick |
| Death Place: | Wickham, New Brunswick |
| Spouse: | |
| Party: | Independent |
| Occupation: | Farmer |
Isaac W. Carpenter (June 22, 1849 – October 13, 1933) was a Canadian politician. He served in the Legislative Assembly of New Brunswick as an Independent MLA from Queens County. He was elected in 1896 by-election. A farmer, it is likely he was elected as a Patrons of Industry candidate. [1] [2] [3]