Gregoire is a surname and given name.
Gregoire may also refer to:
Places
- Gregoire Lake (disambiguation)
- Gregoire River, a river in Alberta, Canada
- Lake Gregoire, a fluvial lake on the Faucher River in Mauricie, Quebec, Canada
Other uses
- Gregoire (chimpanzee) (1942–2008)
- Gregoire (film), a Canadian film
- Automobiles Grégoire, a French automotive company
- Hotchkiss Grégoire, a French automobile