Kostya Tszyu Record: 31-2-0 (25 KOs) — Full Fight-by-Fight Record

Konstantin Borisovich "Kostya" Tszyu ( KOS-tə ZOO; Russian: Константин Борисович «Костя» Цзю, IPA: [kənstɐnʲˈtʲin bɐˈrisəvʲɪtɕ…

Ricky Hatton Record: 45-3-0 (32 KOs) — Full Fight-by-Fight Record

Richard John Hatton (6 October 1978 – c. 14 September 2025), also known by nicknames…