Jason Litzau, the United States boxer, is not listed in the latest monthly rankings, but has previous ranking records, with the latest entry from December 2011 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 |
|---|---|---|---|
| Lightweight | August 2009 | October 2009 | 3 months |
| Super Featherweight | June 2007 | December 2011 | 2 years 4 months |
| Featherweight | November 2005 | December 2007 | 1 year 7 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.