Senanayake or Senanayaka is a Sinhalese surname. Notable people with the surname include:

Notable people Charith Senanayake (born 1962), Sri Lankan cricketer D. S. Senanayake (1884–1952), Ceylonese politician Dudley Senanayake (1911–1973), Ceylonese politician E. L. Senanayake (1920–2000), Sri Lankan politician Florence Senanayake, Ceylonese politician Fredrick Richard Senanayake (1882–1926), Ceylonese lawyer and politician G. B. Senanayake (1913–1985), Sri Lankan writer Maithripala Senanayake (1916–1998), Ceylonese politician Mollie Dunuwila Senanayake, Ceylonese political figure Nimal Senanayake, Sri Lankan physician and academic Richard Gotabhaya Senanayake (1911–1970), Ceylonese politician Rosy Senanayake (born 1958), Sri Lankan activist and politician Rukman Senanayake (1948–2024), Sri Lankan politician Sachithra Senanayake (born 1985), Sri Lankan cricketer Wasantha Senanayake (born 1973), Sri Lankan politician Wilfred Senanayake (1918–2008), Ceylonese politician

See also