| 3. Liga 2009/2010 - Appearances as Referee |  |
 |
 |
||||
| 12/09/2009 | SV Sandhausen | - | Bayern München II | 4:2 | 2 | - | 1 |
| 19/09/2009 | Holstein Kiel | - | 1. FC Heidenheim 1846 | 1:0 | 7 | - | 1 |
| 3. Liga 2009/2010 - Appearances as Referee | |
|
|
||||
| 12/09/2009 | SV Sandhausen | - | Bayern München II | 4:2 | 2 | - | 1 |
| 19/09/2009 | Holstein Kiel | - | 1. FC Heidenheim 1846 | 1:0 | 7 | - | 1 |
| 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 |