Robert H. Seller, MD, FACP, FAAFP is an emeritus professor of family medicine at the State University of New York at Buffalo, School of Medicine and Biomedical Sciences. He is the co-author, with Andrew B. Symons, of Differential Diagnosis of Common Complaints, 6th Edition.

Board certified in internal medicine, Dr. Seller served as chairman of the Department of Family Medicine at SUNY Buffalo Medical School from 1974 to 1982. He held the position of professor of medicine and family medicine from 1974 to 1999. Dr. Seller earned his medical degree from the University of Pennsylvania Medical School in Philadelphia in 1956.

Dr. Seller is in private practice as a family practitioner and internist in Williamsville, New York.