Sumithra Arachchige Don Bandula Chandrasiri Gunawardane (born 15 March 1953^[1]) is a Sri Lankan politician, teacher, and film producer, who was a member of the Parliament of Sri Lanka for Colombo District, and a former government minister.

He was born in Mabula village, in Avisasalwella Electorate, Colombo District, Sri Lanka. His primary education was at Roman Catholic School in Mabula and for secondary education he entered Rajasinghe Central College. He entered Lumbini College for his Advanced Level studies and entered University of Sri Jayewardenepura after passing A/Ls in commerce stream.

He was a tutor in the city which he started as a hobby while he was still in the university. He successfully contested the 1989 parliamentary election as a candidate for the Mahajana Eksath Peramuna party, and entered parliament. He was defeated in the subsequent 1994 parliamentary election.

Gunawardena was the producer of the film, Suddilage Kathaawa, which won Sarasaviya Awards.

He is married and has four children: a son, Sahan, and three daughters. In 2021, his daughter Randula was appointed Third Secretary to the Sri Lankan Permanent Mission to the United Nations in New York.^[2]

• Cabinet of Sri Lanka

• "කන්‍යාවි" අසභ්‍යයි? ගුවන්විදුලියේ තහනම්