Pietra Ligure (Ligurian: A Prïa) is a comune (municipality) in the Province of Savona in the Italian region Liguria, located about 60 kilometres (37 mi) southwest of Genoa and about 20 kilometres (12 mi) southwest of Savona. It is mainly a touristic city.
Pietra Ligure borders the following municipalities: Bardineto, Boissano, Borgio Verezzi, Giustenice, Loano, and Tovo San Giacomo.
Pietra Ligure is twinned with:
Offenburg, Germany, since 2007
Pietra Ligure is named after its castle, Castrum et Oppidum Petrae, il "castello di pietra" (stone castle), built between the 7th and 8th century.