Andrew John Berger (August 30, 1915 – July 4, 1995) was an American ornithologist from the American Museum of Natural History. Berger was born in Warren, Ohio on August 30, 1915. In 1939 he graduated from Oberlin College. After doing fieldwork in game management from 1940 to 1941, he married Edith Grace Denniston in 1942. The couple had two children, John Denniston Berger and Diana Marie Berger. From 1941 to 1946, he served as a commissioned officer in the U.S. Army Air Corps; he continued his military service in the US Air Force Reserve and reached the rank of lieutenant colonel. In 1950 he obtained his PhD in zoology from the University of Michigan. From 1951 through 1963 he taught gross anatomy at the University of Michigan Medical School. He also conducted research on natural history a