| U20 World Cup 1991 in Portugal - Appearances as Assistant | ||||
| 16/06/1991 | Egypt | - | USSR | 0:1 |
| 20/06/1991 | Australia | - | Egypt | 1:0 |
| 22/06/1991 | Brazil | - | Korea | 5:1 |
| U20 World Cup 1991 in Portugal - Appearances as Assistant | ||||
| 16/06/1991 | Egypt | - | USSR | 0:1 |
| 20/06/1991 | Australia | - | Egypt | 1:0 |
| 22/06/1991 | Brazil | - | Korea | 5:1 |
| Complete name: | Bernd Reinhold Gerhard Heynemann |
| Born: | 22/01/1954 |
| Place of birth: |
Magdeburg, 
Germany |
| Residence: | Magdeburg |
| Nationality: |
Germany |
| Homepage: | www.heynemann.de |
| Bundesliga (GER) appearances: | 151 |