John Riel Casimero
John Riel Casimero | |
|---|---|
| Born | John Riel Reponte Casimero February 13, 1989 Merida, Leyte, Philippines |
| Other names | Quadro Alas ("Four Aces") |
| Boxing career | |
| Height | 5 ft 4 in (163 cm) |
| Weight | |
| Reach | 70 in (178 cm) |
| Stance | Orthodox |
| Boxing record | |
| Total fights | 41 |
| Wins | 35 |
| Win by KO | 24 |
| Losses | 5 |
| Draws | 1 |
| YouTube information | |
| Channel | |
| Genres | Sports, vlog, entertainment, commentary, public service |
| Subscribers | 90,500 |
| Views | 12.68 million |
| Last updated: September 11, 2025 | |
John Riel Reponte Casimero (born February 13, 1989) is a Filipino professional boxer and YouTuber. He has held world championships in three weight classes including the International Boxing Federation (IBF) junior-flyweight title from 2012 to 2013, the IBF flyweight title in 2016, and the World Boxing Organization (WBO) bantamweight title from 2019 to 2022.
Casimero has attracted significant controversy for his conduct outside of the ring, including allegations of sexual assault and threats against boxing personalities.