Mark Johnson, the United States boxer, is not listed in the latest monthly rankings, but has previous ranking records, with the latest entry from March 2006 in the Bantamweight division.
Summary from monthly sanctioning-body lists in our database (not a fight record).
| Division | First entered rankings | Most recently in rankings | Time ranked |
|---|---|---|---|
| Bantamweight | June 2001 | March 2006 | 1 year 3 months |
| Super Flyweight | February 2003 | August 2005 | 2 years |
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.
