Barbezieux-Saint-Hilaire is a town in south-western France located in the department of Charente (Poitou-Charentes). The postal code of the city of Barbezieux-Saint-Hilaire is 16300 and INSEE code is 16028.

Barbezieux-Saint-Hilaire is a small urban center which exerts its influence on the southwestern part of the department.

The town has about 5000 inhabitants. It results from the association in 1973, the city of Barbezieux and that of Saint-Hilaire-de-Barbezieux. Its inhabitants are called Barbeziliens.