| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Female | |
| Full name | Marianne•Gossweiler (-Fankhauser) | |
| Used name | Marianne•Gossweiler | |
| Born | 15 May 1943 in Schaffhausen, Schaffhausen |  SUI |
| Measurements | 175 cm / 67 kg | |
| NOC | Switzerland | SUI |
| Medals | OG |
| Gold | 0 |
| Silver | 1 |
| Bronze | 1 |
| Total | 2 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Equestrian Dressage (Equestrian) | SUI |
Marianne Gossweiler | |||
| Individual, Open (Olympic) | Stephan | 7 | ||||
| Team, Open (Olympic) | Stephan / Switzerland | 2 | Silver | |||
| 1968 Summer Olympics | Equestrian Dressage (Equestrian) | SUI |
Marianne Gossweiler | |||
| Individual, Open (Olympic) | Stephan | 10 | ||||
| Team, Open (Olympic) | Stephan / Switzerland | 3 | Bronze |
