David Broadhead Robertson Marsh was a British cyclist. He competed at the 1920 and the 1924 Summer Olympics. He won a gold medal in the men's amateur road race at the 1922 UCI Road World Championships, after he finished 12th in 1921.
- Occupation
- sport cyclist
- Citizenship
- United Kingdom, United Kingdom of Great Britain and Ireland
- Born
- December 28, 1894
- Died
- 1960