John Henry “Doc” Holliday (August 14, 1851 – November 8, 1887) was an American gambler, gunfighter, and dentist. He developed a reputation as having killed more than a dozen men in various altercations, but modern researchers have concluded that, contrary to popular myth-making, Holliday killed only one to three men.Click to see full answer. Considering this, was Doc Holliday good or bad?On this day, Doc Holliday–gunslinger, gambler, and occasional dentist–dies from tuberculosis. Though he was perhaps most famous for his participation in the shootout at the O.K. Corral in Tombstone, Arizona, John Henry “Doc” Holliday earned his bad reputation well before that famous feud.Also Know, where is Doc Holliday originally from? Griffin, Georgia, United States In this manner, what is Doc Holidays real name? John Henry Holliday How did the real Doc Holliday die?After splitting from Earp, Holliday moved to Glenwood Springs, Colorado. His health continued to deteriorate, and he died of tuberculosis at the Hotel Glenwood (today the Hotel Colorado) on November 8, 1887. His death reverberated around the country.