Nalini was born in Nuwara Eliya, Sri Lanka. On leaving school she worked at an advertising agency in Colombo, and qualified as a journalist at the Ceylon College of Journalism in 1970. Nalini married Conrad de Sielvie that same year, and they immigrated to Australia in February 1972. Their first son was born in Melbourne in August 1972 and their second son in August 1973.
During the next few years Nalini wrote continuously, and also qualified as a commercial artist in 1982. She entered several literary competitions held by local newspapers, magazines and Writers World in Queensland, and won many literary awards. Her winning stories and poems were published in newspapers and anthologies by Writer’s World Queensland.
Nalini was included in the 1995 edition of ‘Who’s Who of Australian Writers.’ She worked for the Commonwealth Government from 1986 to 2005, and is currently a member of the Society of Women Writers Victoria, Australian Writers Guild, Writers Victoria, and Peninsula Arts Society. Nalini is past President of Authors Australia Inc, and also holds a diploma in screen writing from the Australian College of Journalism.
Nalini teaches piano at a primary school, and her many hobbies include oil and pastel painting, handicrafts, music, classic movies, quiz shows, reading, especially historical novels and biographies.