| Honorific-Suffix: | MLA |
| Isabelle Thériault | |
| Birth Place: | Miramichi, New Brunswick |
| Office1: | Minister of Tourism, Heritage and Culture |
| Premier1: | Susan Holt |
| Term Start1: | November 2, 2024 |
| Predecessor1: | Tammy Scott-Wallace |
| Assembly2: | New Brunswick Legislative |
| Constituency Am2: | Caraquet |
| Term Start2: | September 24, 2018 |
| Predecessor2: | Hédard Albert |
| Party: | Liberal |
Isabelle Thériault is a Canadian politician, who was elected to the Legislative Assembly of New Brunswick in the 2018 election.[1] She represents the electoral district of Caraquet as a member of the Liberal Party. She was re-elected in the 2020 provincial election. As of September 8, 2024, she serves as the Deputy Leader of the Official Opposition and critic for Tourism, Heritage and Culture and Women’s Equality.
Thériault was re-elected in the 2024 general election. On November 1, 2024, it was announced that she was placed on the cabinet as Minister of Tourism, Heritage and Culture.[2]