Frank Willenborg
Personal information
| Name: | Frank Willenborg |
| Birthday: | 1979-02-10 |
| Nation: |
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| Height: | 1.88 m |
| Weight: | 82 kg |
Schiedsrichtereinsätze und -zulassungen
| Spiele Bundesliga: | 75 |
| Spiele 2. Bundesliga: | 114 |
| DFB-Referee: | since 2004 |
| Bundesliga-Referee: | since 2016 |
| 2nd Bundesliga-Referee: | since 2007 |