Cassino is a comune in the province of Frosinone in central Italy, south of Rome with a population of 32,586, an altitude of 40 meters. and an area of 83 hectares. Cassino sits at the base of Monte Cairo, elevation 1669 meters, at the confluence of the Liri and Rapido rivers. Before 28 July 1863, the town was called San Germano.

Cassino is most famous for being the site of the Abbey of Monetecassino and the site of most of the Battles of Monte Cassino during World War II. The town was destroyed during the fighting, and was rebuilt after the war. Today, it is the site of a Fiat auto plant and the University of Cassino.