Petrinje (pronounced [pɛˈtɾiːnjɛ]; Italian: Petrigne) is a small village in the Municipality of Hrpelje-Kozina in the Littoral region of Slovenia.

[2] Petrinje is the site of a mass grave associated with the Second World War.

The Wasp Shaft Mass Grave (Slovene: Grobišče Osje brezno) is located in a terraced area west of Brdgodec Hill (elevation: 447 meters or 1,467 feet) north of Petrinje.

[3] The local church is dedicated to Saint Sebastian and belongs to the Parish of Klanec.

This article about the Municipality of Hrpelje-Kozina in Slovenia is a stub.