Sergeac (French pronunciation: [sɛʁʒak]; Occitan: Sarjac) is a commune in the Dordogne department in Nouvelle-Aquitaine in southwestern France.

It lies in the Périgord Noir area.

Positioned along the Vézère River, the village is surrounded by high cliffs that house several prehistoric sites, including the Castel Merle rock shelters.

The village also features a Romanesque church dating from the 11th century, constructed over Roman ruins.

This Dordogne geographical article is a stub.