Edwin Valero has ranking history, with the latest entry from March 2010 in the Super Lightweight 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 Lightweight | March 2010 | March 2010 | 1 month |
| Lightweight | August 2008 | March 2010 | 1 year 4 months |
| Super Featherweight | September 2003 | March 2009 | 4 years 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.