X
| Class Type | Date | SailorName | Rank | FleetSize | EventName | |
| RSX | December,2015 | MATEUSZ GROCHOWSKI | 11 | 29 | ISAF Youth Worlds RSX B | View |
| RSX | October,2014 | Mateusz GROCHOWSKI | 31 | 54 | RSX Youth Worlds - Boys | View |
| No Selection | August,2014 | Mateusz Grochowski | 8 | 14 | EUROSAF Youth Sailing European Championship - RS:X Men | View |