Tags: Horse Rider.
Marianne Gossweiler (born 13 May 1943 in Schaffhausen) is a Swiss equestrian. She placed seventh in individual dressage and won a silver medal in team dressage at the 1964 Summer Olympics in Tokyo. She a won bronze medal in team dressage at the 1968 Summer Olympics. She is married to sports rower Urs Fankhauser.