Record by referee Dr. Markus Merk
| Competition | Date | Match | Match | Res. |
|---|---|---|---|---|
| Bundesliga | 16.11.1991 | Schalke - Köln | S04 - KOE | 3:0 |
| Bundesliga | 12.11.1993 | Duisburg - Schalke | MSV - S04 | 1:0 |
| Bundesliga | 19.03.1994 | Schalke - Karlsruhe | S04 - KSC | 2:0 |
| 2. Bundesliga | 13.08.1988 | Düsseldorf - Aachen | F95 - AAC | 1:1 |
| 2. Bundesliga | 02.05.1989 | Aachen - Fortuna Köln | AAC - FOR | 3:1 |
| 2. Bundesliga | 31.03.1990 | Bayreuth - Schalke | BAY - S04 | 1:1 |