| Playoffs Eredivisie 2005/2006 UEFA Cup - Appearances as Assistant | ||||
| 30/04/2006 | FC Twente | - | sc Heerenveen | 0:1 |
| 03/05/2006 | sc Heerenveen | - | FC Twente | 5:0 |
| Playoffs Eredivisie 2005/2006 UEFA Cup - Appearances as Assistant | ||||
| 30/04/2006 | FC Twente | - | sc Heerenveen | 0:1 |
| 03/05/2006 | sc Heerenveen | - | FC Twente | 5:0 |
| Complete name: | Nicky Siebert |
| Born: | 29/12/1969 |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |