Ion Dezideriu Sîrbu (also known as Ion Desideriu Sârbu or I. D. Sîrbu; June 28, 1919, Petrila-September 17, 1989, Craiova) was a Romanian philosopher, novelist, essayist and dramatist. A university associate professor and theater critic, he was a vicitm of the communist regime, spending about 6 years (1957-1963) as a political prisoner. His main novel, Adio, Europa! ("Goodbye, Europe!"), was published posthumously.