Joseph Kopp (16 November 1788, in Sommerau – 7 July 1842, in Erlangen) was a German classical philologist. He attended the lyceum in Munich as a pupil of Christian Friedrich Wilhelm Jacobs, and from 1810 to 1812 studied philology at the University of Heidelberg, where his teachers included August Böckh and Georg Friedrich Creuzer. Afterwards, he worked as schoolteacher in Munich, and in 1819 was named a professor of history and second director of the philological seminar at the lyceum. In 1827 he was appointed professor of philology at the University of Erlangen, where he became a good friend and colleague of orientalist Friedrich Rückert.