Georg Rudolf Boehmer (German: Böhmer) (1 October 1723 – 4 April 1803) was a German botanist and physician born in Liegnitz. He studied botany at the University of Leipzig under Christian Gottlieb Ludwig (1709–1773). In 1752, he succeeded Abraham Vater (1684–1751) as professor of botany and anatomy at the University of Wittenberg, where in 1782 became a professor of therapy. During his career he also had part-time duties as Stadtphysikus in Wittenberg, later serving a similar function in Kemberg.