| KNVB beker 2011/2012 - Appearances as Assistant | ||||
| 20/09/2011 | Go Ahead Eagles | - | Helmond Sport | 3:1 aet |
| 25/10/2011 | sc Heerenveen | - | Harkemase Boys | 6:1 |
| KNVB beker 2011/2012 - Appearances as Assistant | ||||
| 20/09/2011 | Go Ahead Eagles | - | Helmond Sport | 3:1 aet |
| 25/10/2011 | sc Heerenveen | - | Harkemase Boys | 6:1 |
| Complete name: | Nicky Siebert |
| Born: | 29/12/1969 |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |