How tall is Jack O'Halloran?

"Irish" Jack O'Halloran was a ranked mid 60s & early 70s heavyweight boxing contender. After remaining unbeaten in his first 16 professional matches, the 6'6 "native of Runnemede, New Jersey, was considered one of the most successful heavyweight hopefuls of boxing. O'Halloran went on to beat former title contender Cleveland Williams, Terry Daniels, Manuel Ramos and Danny McAlinden.

6 feet 5 inches

1 m 98 cm