| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Kacper•Ziemiński |
| Used name | Kacper•Ziemiński |
| Born | 4 November 1990 in Więcbork, Kujawsko-Pomorskie (POL) |
| Measurements | 183 cm / 82 kg |
| Affiliations | CHKś Chojnice |
| NOC |  Poland |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2008 Summer Olympics | Sailing | POL |
Kacper Ziemiński | |||
| Two-Person Dinghy, Men (Olympic) | Patryk Piasecki | 19 | ||||
| 2012 Summer Olympics | Sailing | POL |
Kacper Ziemiński | |||
| One-Person Dinghy, Men (Olympic) | 17 | |||||
| 2016 Summer Olympics | Sailing | POL |
Kacper Ziemiński | |||
| One-Person Dinghy, Men (Olympic) | 18 |
