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Bare-knuckle boxer and pugilist who lost to John L. Sullivan in 1881; later involved in New York politics and the Tweed Ring.
John Mahan (* 26. January 1842 in Kells; † 5. April 1883) was a bare-knuckle boxer and pugilist who lost to John L. Sullivan in 1881; later involved in New York politics and the Tweed Ring.. He was 41 years old.