Oleksandr Usyk

Oleksandr Oleksandrovych Usyk is a Ukrainian professional boxer. He has held the unified heavyweight championship since 2025, and the Ring magazine title since 2022. He held the undisputed championship in two weight classes—cruiserweight and heavyweight—and is the first male boxer to become a three-time undisputed champion in the "four-belt era". With his win over Tyson Fury in 2024, Oleksandr Uysk also became the most recent lineal heavyweight champion.