Antje Boetius (born 5 March 1967) is a German marine biologist. She is a professor of geomicrobiology at the Max Planck Institute for Marine Microbiology, University of Bremen. Boetius received the Gottfried Wilhelm Leibniz Prize, with 2.5 million euros in funding, in March 2009 for her study of sea bed microorganisms that affect the global climate. She is also the director of Germany's polar research hub, the Alfred Wegener Institute.