Born to Instructor Commodore M. G. S. Perera (1 June 1917 – 10 August 1999), Founder and the First Commandant Naval & Maritime Academy Trincomalee, the First and Foremost Director of Naval Training, Royal Ceylon Navy, and former Senior Staff Captain / Nautical Instructor (Training of Deck Officer Cadets) Ceylon Shipping Corporation (1977–1983) and Maureen Johanna Perera (19 February 1924 - 22 October 2019), he has one sister, Deepthi C. J. Guneratne BSc (Botany), MSc (Soil Chemistry).