Andrei Donatovich Sinyavsky (Russian: Андре́й Дона́тович Синя́вский, 8 October 1925, Moscow – 25 February 1997, Paris) was a Russian writer, dissident, political prisoner, emigrant, Professor of Sorbonne University, magazine founder and publisher. He frequently wrote under the pseudonym Абрам Терц (Abram Tertz).