Pasamavis is a village in Trakai District Municipality, in Vilnius County, Lithuania. Pasamavis lies at 126 m above sea level. It has 44 inhabitants (2021). The nearest city is Alytus, 33 km to the west. Among the landmarks around are Trakai Island Castle (32 km), Raižiai Mosque (21 km) and Basilica of the Visitation of the Blessed Virgin Mary (31 km). Among the natural features are A. Mickevičius oak (7.0 km).