| Bundesliga | 23/02/02 | Hertha BSC | - | 1. FC Kaiserslautern | 5:1 | ||||
| 2. Liga | 14/03/04 | 1. FC Nürnberg | - | MSV Duisburg | 2:0 | ||||
| 2. Liga | 23/05/04 | Arminia Bielefeld | - | MSV Duisburg | 1:3 |
| Bundesliga | 23/02/02 | Hertha BSC | - | 1. FC Kaiserslautern | 5:1 | ||||
| 2. Liga | 14/03/04 | 1. FC Nürnberg | - | MSV Duisburg | 2:0 | ||||
| 2. Liga | 23/05/04 | Arminia Bielefeld | - | MSV Duisburg | 1:3 |
| Robertus Leonardus Adrianus Maas | |
| Born: | 17.12.1969 |
| Place of birth: |
Eindhoven, 
Netherlands |
| Nationality: |
Netherlands
|
| Height: | 181 cm |
| Weight: | 79 kg |
| Position(s): | Defensive Midfielder |
| Foot: | right |