Bernard Coyne (8 ft 2 in or 2.49 m). Overview:- Coyne’s World War I draft registration card, dated 29 August his height as 8 feet, although he had reached a height of 8 feet 2 inches (2.49 m) by the time of his death. Possibly reached up to 8 ft 4 in (2.54 m). Photos Tags: Extreme