| U20 World Cup 1987 in Chile - Appearances as Assistant | ||||
| 12/10/1987 | Colombia | - | Bahrain | 1:0 |
| 14/10/1987 | GDR | - | Colombia | 3:1 |
| 21/10/1987 | GDR | - | Bulgaria | 2:0 |
| U20 World Cup 1987 in Chile - Appearances as Assistant | ||||
| 12/10/1987 | Colombia | - | Bahrain | 1:0 |
| 14/10/1987 | GDR | - | Colombia | 3:1 |
| 21/10/1987 | GDR | - | Bulgaria | 2:0 |
| Complete name: | Richard Renald Lorenc |
| Born: | 03/12/1951 |
| Place of birth: |
West Ryde, 
Australia |
| Nationality: |
Australia |
| Profession: | Lehrer |