| Aufstiegsrunde 2. Bundesliga 1987/1988 - Appearances as Referee |  |
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| 04/06/1988 | 1. FSV Mainz 05 | - | SpVgg Unterhaching | 4:1 | 6 | - | - |
| 15/06/1988 | MSV Duisburg | - | VfL Wolfsburg | 5:1 | 2 | - | - |
| Aufstiegsrunde 2. Bundesliga 1987/1988 - Appearances as Referee | |
|
|
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| 04/06/1988 | 1. FSV Mainz 05 | - | SpVgg Unterhaching | 4:1 | 6 | - | - |
| 15/06/1988 | MSV Duisburg | - | VfL Wolfsburg | 5:1 | 2 | - | - |
| Complete name: | Karl-Josef Assenmacher |
| Born: | 30/05/1947 |
| Place of birth: |
Germany |
| Residence: | Fischenich |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 153 |