Prancai is a village in Šakiai District Municipality, in Marijampolė County, Lithuania. Prancai lies at 61 m above sea level. It has 30 inhabitants. The nearest city is Kaunas, 49 km to the east. Among the landmarks around are Panemunė Castle (14.6 km), Christmemel (18.0 km) and Church of the Assumption, Veliuona (11.3 km).