Theodor Friedrich Wilhelm Christian Kaulbach (8 July 1822 – 17 September 1903) was a German painter from Bad Arolsen, Principality of Waldeck and Pyrmont. His father was Christian Kaulbach (1777–1847), a cabinet maker in Arolsen. He was also the cousin and at one time the student of the painter Wilhelm von Kaulbach, son of Philipp Karl Friedrich v. Kaulbach (1775–1846), goldsmith and amateur painter.