Bassein

Bassein may refer to:

==India== Vasai, a city in Maharashtra state, India; known as Bassein during Portuguese rule Treaty of Bassein (1534) Treaty of Bassein (1802) Military history of Bassein Vasai Assembly constituency Bassein Fort, a colonial fort in Vasai built by the Portuguese , Indian Navy ship; formerly known as HMS Littleham (M2707) Battle of Bassein, part of Maratha Portuguese war; also known as Battle of Vasai