BIO
Mateusz won the first-ever Olympic medal in the history of Polish sailing and together he has two Olympic medals: Gold from Atlanta and Bronze from Athens. He is a four-time World Champion, and European Champion in OK-Dinghy, Finn, Star, and 5.5 class, as well as a podium winner in the most prestigious regattas in the world: Star Sailors League, Princess Sophia Trophy, Kieler Woche, Bacardi Cup, Palma Vela and many more.
Best Results
| RANK | EVENT | CITY, COUNTRY | CLASS | DATE |
| 1 | Olympic Games | Atlanta, USA | Finn | 1996 |
| 1 | World ChampionshipŚwiata | Athens, GRE | Finn | 1998 |
| 4 | Igrzyska Olimpijskie | Sydney, AUS | Finn | 2000 |
| 1 | World Championship | Weymouth, GBR | Finn | 2000 |
| 3 | Olympic Games | Athens, GRE | Finn | 2004 |
| 4 | Olympic Games | Beijing, CHN | Star | 2008 |
Note
* C = SELECTION CONFIRMED
TBC = SELECTION TO BE CONFIRMED