Jackie Kid Berg is outside the current major-body rankings. His most recent ranking was August 1933 in the 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 | February 1930 | August 1932 | 2 years 6 months |
| Lightweight | January 1930 | August 1933 | 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.