Trois-Rivières is a commune located in Guadeloupe, an overseas department of France. It serves as the administrative seat of the Canton of Trois-Rivières and is situated on the south coast of Basse-Terre, the larger of Guadeloupe's two main islands.
The commune is bordered by the towns of Capesterre-Belle-Eau to the east, Vieux-Fort to the west, and Gourbeyre to the north. Its position on the southern coast of Basse-Terre places it within the Caribbean archipelago's Guadeloupe region.