Czech composer (14 December 1738, Velvary, presently Czechia – 3 February 1814, Prague, presently Czechia). He was a concert master in St. Vitus Cathedral in Prague for thirty years. His work includes both sacred and concert works, but he wrote also operas. He was the teacher of his (cousin) Leopold Koželuh, whose name was originally also Jan Antonin Koželuh (but who changed his name, in 1773.). His daughter was composer Katharina Kozeluch-Cibbini.