| U20 World Cup 2009 Egypt - Appearances as Assistant | ||||
| 25/09/2009 | Venezuela | - | Nigeria | 1:0 |
| 29/09/2009 | Uruguay | - | Uzbekistan | 3:0 |
| 02/10/2009 | USA | - | South Korea | 0:3 |
| 10/10/2009 | Brazil | - | Germany | 2:1 aet |
| U20 World Cup 2009 Egypt - Appearances as Assistant | ||||
| 25/09/2009 | Venezuela | - | Nigeria | 1:0 |
| 29/09/2009 | Uruguay | - | Uzbekistan | 3:0 |
| 02/10/2009 | USA | - | South Korea | 0:3 |
| 10/10/2009 | Brazil | - | Germany | 2:1 aet |
| Complete name: | Stefano Ayroldi |
| Born: | 25/04/1967 |
| Place of birth: |
Italy |
| Nationality: |
Italy |