R. S. Wanasundera

Raja Sirimevan Wanasundera PC (11 February 1924 - 31 October 2012) was a Sri Lankan judge who served as a Puisne Justice of the Supreme Court of Sri Lanka and the 27th Solicitor General of Sri Lanka.

Early life, education and family Raja Wanasundera was born in Ratnapura on 11 February 1924 to a Kandyan family. He is a descendant of Ehelepola Nilame. Wanasundera attended Royal College, Colombo. He obtained a Bachelor of Arts from the University College Colombo and pursued legal studies upon entering the Law College. He is also a graduate of the University of London and has completed postgraduate courses in International Law and Constitutional Law at Stanford University.

Former Justice S. R. Wijayatilake was Wanasundera's brother in law, and uncle to his son former Attorney General Yuwanjana Wijayatilake.

Raja Wanasundera died in the early hours of 31 October 2012. He also acted as Attorney General in 1973. On the 5 June 1975 he was appointed to the bench of the Supreme Court. As a Puisne Justice of the Supreme Court he has on several occasions acted as Acting Chief Justice. The Sri Lanka Bar Association deplored this appointment.