Erik Morales has ranking history, with the latest entry from October 2012 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 | April 2010 | October 2012 | 2 years 5 months |
| Lightweight | January 2011 | January 2011 | 1 month |
| Super Featherweight | October 2003 | July 2007 | 3 years 10 months |
| Featherweight | September 2000 | September 2003 | 3 years 1 month |
| Super Bantamweight | July 1995 | August 2000 | 5 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.