Hewamunaweerage Susila Devi de Silva (born January 30, 1957, as ) [Sinhala]), popularly known as Susila Kottage, is an actress in Sri Lankan cinema theater and television. One of Sri Lanka's best female comedians, Kottage is famous for the role Dayawathi in television serial Kopi Kade and films Angara Dagara and Sikuru Hathe.
Susila Kottage was born on 30 January 1957 in Matara. Her mother died at the delivery and her father married another woman when she was young. She completed her education from Sujatha Vidyalaya, Matara. She is married to Rahal Bulathsinhala, who is a retired jail police officer as well as a renowned actor. She met Rahal during stage dramas.
In 2017, she was admitted in the hospital with a heart attack. She underwent treatments for 4 days at the ward 61 in General Hospital, Colombo.
In 2010, Kottage has been produced before the Kaduwela District Court on a charge of defamation of Rs. 300,000 from the teledrama director Leela Wickramarachchi. The Additional Magistrate and Additional District Judge Sujatha Alahapperuma, ordered her to appear before the court on September 23, 2010. The incident took place where Kottage has joined as an actress in the teledrama directed by Wickramarachchi Ithin Mata Awasarai.
Her maiden cinematic experience came through the 1990 film Saharawe Sihinaya, with a minor role. She has acted in more than 45 films mostly in comedy roles. Some of her popular films are Sikuru Hathe, Angara Dangara and 64 Mayam.