Dissanayake or Dissanayaka (; ) is a Sinhalese surname. It means area leader.
Notable people with the surname include:
Anura Kumara Dissanayake (born 1968), Tenth president of Sri Lanka Berty Premalal Dissanayake (1954–2013), Sri Lankan politician Cyril Dissanayake, Sri Lankan police officer Duminda Dissanayake (born 1979), Sri Lankan politician Ellen Dissanayake, American anthropologist Gamini Dissanayake (1942–1994), Sri Lankan politician Jayani Dissanayake, Sri Lankan politician Jayasena Dissanayake, Sri Lankan politician Kolitha Dissanayake, Sri Lankan cricketer Lalith Dissanayake, Sri Lankan politician Manjula Dissanayake (born 1967), Sri Lankan politician Mayantha Dissanayake (born 1980), Sri Lankan politician Navin Dissanayake (born 1969), Sri Lankan politician P. Weerakumara Dissanayake, Sri Lankan politician Rohana Dissanayake, Sri Lankan politician S. A. Dissanayake (1913–1982), Sri Lankan police officer S. B. Dissanayake (born 1951), Sri Lankan politician Salinda Dissanayake (born 1958), Sri Lankan politician Sarath Dissanayake (born 1961), Sri Lankan Navy officer Sarath Dissanayake, Sri Lankan judge of the Court of Appeal Somaratne Dissanayake, Sri Lankan film director, screenwriter and producer Sriyantha Dissanayake (born 1969), Sri Lankan sprinter T. B. Dissanayake, Sri Lankan lawyer T. D. S. A. Dissanayake, Sri Lankan diplomat and writer W. M. P. B. Dissanayake (1927–2003), Sri Lankan politician
See also Dassanayake (disambiguation)