Kala Keerthi Suminda Sirisena (Sinhala: සුමින්ද සිරිසේන; 4 July 1948 – 4 December 2023) was an actor in Sri Lankan cinema, theatre and television.

[5][6] His father, Bulathgamuwage Singho was a small-time businessman in the village who also performed traditional Sri Lankan folk dramas[7] and his mother, Punchi Nona, was a housewife.

After having his primary education at the village school Bossella Maha Vidyalaya, he was awarded a scholarship to attend Tholangamuwa Central College in 1963.

[11] At Tholangamuwa Central College, he studied under Ariyawansa Ranaweera, Jayasumana Dissanayake, Daya Alwis and Wijayaratne Athurupane who were scholars and artists who had a major influence on Sri Lankan theatre and arts for many decades.

[9] In 1969, he joined the first batch of students of the theatre school Ranga Shilpa Shalika at Lionel Wendt Art Centre founded by Dhamma Jagoda with the assistance of Daya Alwis.

He acted in many stage dramas of the 1970s such as Namel Weeramuni's Vansakkārayō, Ranjith Dharmakeerthy's Hasthi Rāja Mahattayā and Hiru Næti Lova, Dayananda Gunawardene's ānanda Javanikā, Tilak Gunawardena's Kōntha Nōnā, Dhamma Jagoda's Ves Muhuṇu, Jayalath Manoratne's Andarēlā, Guru Tharuva', Bandula Vithanage's Rōmaya Gini Ganī.

He also acted in many critically notable films such as Saptha Kanya, Yakada Pihatu, Uppalawanna, Samanala Thatu, Uduganyamaya and Ira Handa Yata.

[11][16] In May 2012, Sirisena was admitted to the Intensive Care Unit of Colombo National Hospital due to sudden illness and fever.