Norbert Gleicher (born August 20, 1948 in Kraków, Poland), is an American obstetrician-gynecologist active in obstetrical practice, in vitro fertilization, reproductive endocrinology and reproductive immunology. He is a fellow of the American College of Obstetricians and Gynecologists (FACOG) and the American College of Surgeons (ACS) and currently serves as President, Medical Director and Chief Scientist of the Center for Human Reproduction (CHR) in New York City, a clinical fertility center that he founded in 1981. Simultaneously, he is President of the Foundation for Reproductive Medicine, a not-for-profit research foundation. Gleicher maintains additional academic appointments at Rockefeller University, and Medical University of Vienna.