Mahawaduge Dilruwan Kamalaneth Perera (; born 22 July 1982) is a Sri Lankan former international cricketer, who played for Sri Lanka in all formats of the game. He plays domestically for the Colts Cricket Club. Perera is a right-arm offbreak bowler and right-handed batsman. Starting as an opening batsman, Perera was the quickest Sri Lankan bowler to reach both 50 and 100 Test wickets in Sri Lanka until he was surpassed by Prabath Jayasuriya. Dilruwan is a past student of Sri Sumangala College.