Sunethra Bandaranaike (Sinhala: සුනේත්‍රා බණ්ඩාරනායක; born 27 July 1943), is a Sri Lankan philanthropist and socialite.

A member of the Bandaranaike family, she is the eldest daughter of former Prime Ministers S.W.R.D.

Bandaranaike completed her schooling at St Bridget's Convent, Colombo, and received a BA in Philosophy, Politics and Economics from Somerville College, University of Oxford.

[1] She worked as a researcher in the Minority Rights Group and the Overseas Development Institute and held the post of Coordinating Secretary to the Prime Minister of Sri Lanka during her mother's tenure.

She currently chairs the Sunera Foundation, a NGO which works with differently abled youth and adults.