John Riel Casimero is outside the current major-body rankings; their most recent tracked listing was October 2025 in the Super Bantamweight division.
Summary from monthly sanctioning-body lists in our database (not a fight record).
| Division | First entered rankings | Most recently in rankings | Time ranked |
|---|---|---|---|
| Super Bantamweight | December 2022 | October 2025 | 2 years 11 months |
| Bantamweight | February 2019 | September 2022 | 3 years 5 months |
| Super Flyweight | December 2016 | February 2019 | 1 year 6 months |
| Flyweight | December 2011 | November 2016 | 2 years 10 months |
| Light Flyweight | October 2008 | March 2014 | 5 years 1 month |
Time ranked counts distinct months this fighter appears on a rankings list for that division. If they drop out and return later, months off the ranking lists are not included.
