Bassac may refer to: BASSAC, the British Association of Settlements and Social Action Centres, a membership body for British community organisations, including members of the settlement movement Bassac, Charente, a commune in the Charente department of France Beauregard-et-Bassac, Dordogne, France Bassac River, a distributary of the Tonle Sap and Mekong River An alternative spelling of Champasak (disambiguation), various places in Laos Bassac Theater a Cambodian theater genre