Oscar De La Hoya, the United States boxer, is not listed in the latest monthly rankings, but has previous ranking records, with the latest entry from December 2008 in the Super Welterweight division.
Summary from monthly sanctioning-body lists in our database (not a fight record).
| Division | First entered rankings | Most recently in rankings | Time ranked |
|---|---|---|---|
| Light Heavyweight | May 2004 | May 2004 | 1 month |
| Middleweight | March 2004 | July 2005 | 1 year 4 months |
| Super Welterweight | July 2001 | December 2008 | 5 years 7 months |
| Welterweight | April 1997 | June 2001 | 4 years 3 months |
| Super Lightweight | February 1996 | March 1997 | 1 year 2 months |
| Lightweight | July 1994 | January 1996 | 1 year 7 months |
| Super Featherweight | May 1993 | June 1994 | 1 year 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.