Johann Christian Friedrich Tuch (17 December 1806 – 12 April 1867) was a German Orientalist and theologian born in Quedlinburg.
He studied at the University of Halle, where in 1830 he received his habilitation. In 1838 he became an associate professor, later relocating to the University of Leipzig, where from 1844 to 1867, he was a full professor of theology and Oriental studies. In 1856–58 he served as university rector.