Podensac (French pronunciation: [pɔdɛ̃sak]; Gascon: Podençac) is a commune in the Gironde department. It is located in the famous Bordeaux wine region in Nouvelle-Aquitaine (southwestern France).

Podensac is located within the Graves vineyards, on the left bank of the Garonne river, 30 km (19 mi) southeast from Bordeaux and 15 km (9 mi) northwest from Langon. Podensac station has rail connections to Langon and Bordeaux.