Jinadasa may refer to:
Given name Jinadasa Kitulagoda, Sri Lankan politician Jinadasa Niyathapala (1929–2018), Sri Lankan Politician Jinadasa Weerasinghe (1926–1987), Sri Lankan politician
Surname Kalana Jinadasa, Sri Lankan naval officer P. L. Jinadasa, Sri Lankan planter and politician S. Jinadasa, Ceylonese politician Tilaka Jinadasa (born 1963), Sri Lankan former track and field athlete and netballer U. P. Y. Jinadasa (born 1911), Ceylonese politician