| U20 World Cup 2019 Polen - Appearances as Referee |  |
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| 27/05/2019 | Norway | - | New Zealand | 0:2 | 2 | - | - |
| 31/05/2019 | Saudi Arabia | - | Panama | 1:2 | 4 | - | - |
| U20 World Cup 2019 Polen - Appearances as Referee | |
|
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| 27/05/2019 | Norway | - | New Zealand | 0:2 | 2 | - | - |
| 31/05/2019 | Saudi Arabia | - | Panama | 1:2 | 4 | - | - |
| Complete name: | Jean-Jacques Ndala Ngambo |
| Born: | 14/06/1987 |
| Place of birth: |
Congo DR |
| Nationality: |
Congo DR |