John Riel Casimero is a dynamic and battle-tested professional boxer from Ormoc City, Leyte, Philippines, whose career has earned him a place among the most feared and accomplished fighters in the lower weight classes. With an outstanding professional record of 34 wins, 4 losses, and 1 draw, including 23 knockouts, Casimero has built a reputation as a relentless pressure fighter with knockout power in both hands. His aggressive style and ability to finish fights have made him a fan favorite and a dangerous opponent for anyone in the bantamweight and super-bantamweight divisions.

Casimero is a rare talent—a three-division world champion, having claimed world titles in the IBF light-flyweight, IBF flyweight, and WBO bantamweight divisions. His most notable career moment came in 2019, when he stunned the boxing world by knocking out then-unbeaten Zolani Tete to win the WBO bantamweight title, solidifying his status as a world-class fighter. That win, along with multiple international victories across the globe.

Known as the #1-ranked Filipino boxer and consistently ranked in the top tiers of global boxing rankings, Casimero represents the pride of Philippine boxing. Beyond his accolades, he brings charisma, heart, and a fearless mentality to every bout, embodying the spirit of a true warrior.

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