The Kotte Museum** (Sinhala: කෝට්ටේ කෞතුකාගාරය) is an archaeological museum located in Sri Jayawardenepura Kotte, Sri Lanka. Situated at the Bangala junction in Ethul Kotte, along the Borella-Pitakotte main road, this museum serves as the regional museum for the Western Province. It is maintained by the Archaeological Department of Sri Lanka. The museum was initially established in 1992 as the E. W. Perera Memorial Museumin Ihala Walawwa, the former residence of E. W. Perera, a prominent figure in the Sri Lankan independence movement. It opened to the public in 1995, The museum building features five exhibition rooms, showcasing a diverse collection of archaeological antiquities recovered from Kotte and its surrounding area. These artifacts include regional flags, clothing, statues, coins, swords, knives, guns, weapons, pottery, maps, and items.associated with E. W. Perera, as well as donations from Douglas Ranasinghe.