Jonathan Javier Fierro has ranking history, with the latest entry from April 2026 in the Super Featherweight 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 Featherweight | April 2025 | April 2026 | 11 months |
| Featherweight | March 2022 | April 2022 | 2 months |
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.
