| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Cezary Tadeusz•Siess | |
| Used name | Cezary•Siess | |
| Born | 15 March 1968 in Gdańsk, Pomorskie |  POL |
| Measurements | 182 cm / 82 kg | |
| Affiliations | AZS AWFiS Gdańsk — Gdańsk, Pomorskie | POL |
| NOC | Poland | POL |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Fencing | POL |
Cezary Siess | |||
| Épée, Individual, Men (Olympic) | 43 | |||||
| Épée, Team, Men (Olympic) | Poland | 10 | ||||
| 1992 Summer Olympics | Fencing | POL |
Cezary Siess | |||
| Foil, Team, Men (Olympic) | Poland | 3 | Bronze |
