| Official Name: | Grand-Gosier |
| Native Name: | Gran Gozye |
| Settlement Type: | Commune |
| Pushpin Map: | Haiti |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location in Haiti |
| Subdivision Type: | Country |
| Subdivision Name: | Haiti |
| Subdivision Type1: | Department |
| Subdivision Name1: | Sud-Est |
| Subdivision Type2: | Arrondissement |
| Subdivision Name2: | Belle-Anse |
| Population As Of: | 7 August 2003 |
| Population Footnotes: | [1] |
| Population Total: | 10,852 |
| Coordinates: | 18.1833°N -71.9167°W |
| Elevation M: | 145 |
Grand-Gosier (Haitian; Haitian Creole: Gran Gozye) is a commune in the Belle-Anse Arrondissement, in the Sud-Est department of Haiti.It has 10,852 inhabitants.
It is the birthplace of celebrated Haitian poet and Haitian Creole language advocate Félix Morisseau-Leroy.