Ernst Pringsheim, Jr., Ernst Georg Pringsheim jun., or Ernst Georg Pringsheim (October 26, 1881 in Breslau, Niederschlesien – December 26, 1970 in Hannover) was a German Natural scientist (Naturwissenschaftler) and plant physiologist (Pflanzenphysiologe).
He taught as a professor for biochemistry and botany, in the University of Berlin, University of Prague, and Cambridge University.
He was a son of Hugo Pringsheim (- 1915, Oppeln, Oberschlesien), and Hedwig Johanna Heymann (1856–1938).