| Code | SWI-M-015498 |
|---|---|
| Gender | Male |
| Used name | Grzegorz•Mróz |
| Sport | Competition | Host City | Country | Event | Placement | Country | |
|---|---|---|---|---|---|---|---|
| Swimming | 1999 European Youth Olympic Days | Esbjerg | 200 m Freestyle, Men | 🥈 | |||
| Swimming | 1999 European Youth Olympic Days | Esbjerg | 400 m Freestyle, Men | 🥈 | |||
| Swimming | 1999 European Youth Olympic Days | Esbjerg | 200 m Individual Medley, Men | 🥉 |