| Regionalliga Nord 2003/2004 - Appearances as Assistant | ||||
| 02/08/2003 | Preußen Münster | - | FC Schalke 04 II | 1:3 |
| 07/09/2003 | Hamburger SV II | - | Dynamo Dresden | 1:1 |
| Regionalliga Nord 2003/2004 - Appearances as Assistant | ||||
| 02/08/2003 | Preußen Münster | - | FC Schalke 04 II | 1:3 |
| 07/09/2003 | Hamburger SV II | - | Dynamo Dresden | 1:1 |
| Complete name: | Guido Winkmann |
| Born: | 27/11/1973 |
| Place of birth: |
Germany |
| Residence: | Kerken |
| Nationality: |
Germany |
| Profession: | Polizeibeamter |
| Club: | SV Nütterden |
| Height: | 180 cm |
| Weight: | 71 kg |
| Bundesliga (GER) appearances: | 161 |