| U20 World Cup 1999 Nigeria - Appearances as Referee |  |
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| 05/04/1999 | South Korea | - | Portugal | 1:3 | 2 | - | - |
| 08/04/1999 | Mali | - | Portugal | 2:1 | 4 | - | - |
| 14/04/1999 | Brazil | - | Croatia | 4:0 | 5 | - | - |
| U20 World Cup 1999 Nigeria - Appearances as Referee | |
|
|
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| 05/04/1999 | South Korea | - | Portugal | 1:3 | 2 | - | - |
| 08/04/1999 | Mali | - | Portugal | 2:1 | 4 | - | - |
| 14/04/1999 | Brazil | - | Croatia | 4:0 | 5 | - | - |
| Complete name: | Ahmad Nabil Ayad |
| Born: | |
| Place of birth: |
Lebanon |
| Nationality: |
Lebanon |