Kala Suri Visharadha Dr. Mudunkotuwa Munasinghe Arachchige Sujatha Perera, colloquially known as Sujatha Aththanayaka, is a Sri Lankan singer. She is a prominent playback singer in Sinhala cinema and also in Sri Lankan and Indian Tamil cinema. Considered the golden bell of Sinhala music, she holds the record for the most number of cassettes produced by a Sri Lankan woman singer with more than 115 cassettes in a career spanning more than seven decades. She is the first female music director in Sri Lanka. She contributed for nearly 400 Sinhala films and 20 Sri Lankan-Indian Tamil Films as a playback singer. She sang more than 6000 Sinhala songs and more than 1000 songs in 9 different languages.