Evander Holyfield vs. Michael Moorer II In an effort to unify the three titles, the WBA and IBF organizations announced a unification bout between Holyfield and Moorer set for November 8, 1997. The two men had previously fought each other on April 22, 1994 for Holyfield's WBA, IBF and "Lineal" Heavyweight championships. In a close fight, Moorer earned an upset victory over Holyfield to become the first southpaw to win a major Heavyweight title. However, his reign would not last long as he was defeated by 45-year-old George Foreman via 10th-round knockout in his first defense of the titles. Foreman, however, would eventually be stripped of
Heavyweight only major titles, and it does not include lineal championships after 1921. Keys: Below is a list of longest reigning heavyweight champions in boxing measured by the individual's longest reign. The list includes both "The Ring" and lineal championships. Keys: The heavyweight division in MMA generally groups fighters between 205 and 265 lb (93 and 120 kg). Heavyweight is also the title of a documentary film that documented the fight camp of Fabricio Werdum when he became the UFC Heavyweight Champion. The term "world heavyweight" in modern wrestling generally refers to a champion wrestler who is seen as a prominent