Sanath Nandasiri (born February 15, 1942 in Gothatuwa, Sri Lanka) is a critically aclaimed Sri Lankan classical musician. Nandasiri has received several awards for his compositions; he composed the music to Sandamalige Kathawa, the first TV serial on Rupavahini. Nandasiri was born to businessman William Perera and Amalin Katugampola. He attended two schools concurrently as an adolescent (Gothatuwa Maha Vidyalaya and St. Matthew’s College, Dematagoda, where he studied English).