Payzac is a commune in the Dordogne department in Nouvelle-Aquitaine in southwestern France. The commune was written as Peisac, Peyza…Payzac is a commune in the Dordogne department in Nouvelle-Aquitaine in southwestern France. The commune was written as Peisac, Peyzac, Paysac and since the late-19th century: Payzac. The official name Payzac replaced the older name Payzac-de-Lanouaille in 1961.