Karl Christian Ulmann

Karl Christian Ulmann (, Riga – , Walk) was a Baltic German theologian.

From 1810 to 1814, he studied theology at the Imperial University of Dorpat (now University of Tartu), then continued his education at the universities of Jena and Göttingen. From 1817 to 1834, he served as pastor at St. Peters Capelle-Kremon. From 1835 to 1842, he was a professor of theology at Dorpat, where in 1839-1841 he was university rector. In 1844 he returned to Riga as an officer of the Livland Oberlandschulbehörde.

In 1856 he was named vice-president of the Evangelical Lutheran General Consistorium in St. Petersburg, later being appointed Bischofswurde (March 1858).