Frank Wissenbach, the Germany boxer, is not listed in the latest monthly rankings, but has previous ranking records, with the latest entry from October 1979 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 |
|---|---|---|---|
| Middleweight | June 1976 | July 1976 | 2 months |
| Super Welterweight | January 1977 | October 1979 | 2 years 6 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.
