| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Marius•Marro | |
| Used name | Marius•Marro | |
| Born | 16 December 1955 | |
| Measurements | 173 cm / 72 kg | |
| NOC | Switzerland |  SUI |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1996 Summer Olympics | Equestrian Eventing (Equestrian) | SUI |
Marius Marro | |||
| Team, Open (Olympic) | Gai Jeannot Ch / Switzerland | 10 |
