- Source: Samaranayake
Samaranayake is a surname. Notable people with the surname include:
Anusha Samaranayake (born 1962), Sri Lankan former cricketer
Gamini Samaranayake, Sri Lankan diplomat
Lakshman Samaranayake, Sri Lankan academic
Mark Samaranayake (1914–2000), Sri Lankan actor
R. G. Samaranayake (1923–1992), Ceylonese politician
V. K. Samaranayake (1939–2007), Sri Lankan computer scientist