Piyadasa

Piyadasa is a name. Notable people with the name include:


 * Piyadasa Gunasekera (1915–1980), Sri Lankan actor
 * Piyadasa Ranasinghe (1946–1989), Sri Lankan political activist
 * Piyadasa Sirisena, Ceylonese novelist, patriot, journalist, temperance worker and independence activist
 * Piyadasa Wijekoon (1940–2003), Sri Lankan actor
 * Redza Piyadasa (1939–2007), Malaysian artist