Western Lawman Doc Holliday.Born John Henry Holliday in Griffin, Georgia. He enrolled in dental college in 1870 and on March 1,1872, graduated from the Pennsylvania College of Dental Surgery. That year he opened an office in Atlanta, Georgia, but later he discovered he had tuberculosis. Because of this he moved to drier place, passing thru Tombstone, AZ.and along side friend Wyatt Earp, participated in the famous October 1881 “Gunfight at the O.K. Corral”. He died 6 years later in Colorado.