Sanath Nandasiri was born in 15th February 1942 in Gothatuwa. His mother was Mrs. Dona Emalin Katugampola and father was Mr. H. M. Valium Perera. He was an extraordinarily talented singer and musician.
Professor Sangith Nipun Sanath Nandasiri is Married to the singer Malkanthi Peiris. His daughter Anuradha Nandasiri also is a singer.