| Regionalliga West 2010/2011 - Appearances as Referee |  |
 |
 |
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| 06/08/2010 | SC Verl | - | Arminia Bielefeld II | 0:0 | 3 | - | - |
| 08/04/2011 | Preußen Münster | - | SC Wiedenbrück | 3:0 | 2 | - | 1 |
| 21/05/2011 | VfL Bochum II | - | Fortuna Düsseldorf II | 2:3 | 3 | - | - |
| Complete name: | Frank Willenborg |
| Born: | 10/02/1979 |
| Place of birth: |
Germany |
| Residence: | Osnabrück |
| Nationality: |
Germany |
| Profession: | Realschullehrer |
| Club: | SV Gehlenberg |
| Height: | 188 cm |
| Weight: | 82 kg |
| Bundesliga (GER) appearances: | 100 |
