| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Marian•Gęsicki | |
| Used name | Marian•Gęsicki | |
| Born | 19 May 1953 in Nowogródek, Kujawsko-Pomorskie |  POL |
| Measurements | 178 cm / 71 kg | |
| Affiliations | Zawisza Bydgoszcz — Bydgoszcz, Kujawsko-Pomorskie | POL |
| NOC | Poland | POL |
Personal Best: 800 – 1:45.4 (1975).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1976 Summer Olympics | Athletics | POL |
Marian Gęsicki | |||
| 800 metres, Men (Olympic) | 6 h1 r2/3 | |||||
| 4 × 400 metres Relay, Men (Olympic) | Poland |
