Although there was no formal boxing organization until 1921, John L. Sullivan is considered by historians to have been the first heavyweight champion of the world. His reign was between 1882-1892. Click on the 'Heavyweight Boxing Champions' link on this page to see a chronological list of those boxers that have been heavyweight champions.
First answer by Dlmick. Last edit by Dlmick. Contributor trust: 1002 [recommend contributor]. Question popularity: 4 [recommend question]




