| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Thierry•Marien | |
| Used name | Thierry•Marien | |
| Born | 2 October 1992 | |
| Measurements | 198 cm | |
| Affiliations | Team Antwerp — Antwerpen (Antwerp), Antwerpen |  BEL |
| NOC | Belgium | BEL |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2020 Summer Olympics | 3x3 Basketball (Basketball) | BEL |
Thierry Marien | |||
| 3 × 3 Basketball, Men (Olympic) | Belgium | 4 |
