All available race results Marcel Senn
| Date | Race | Rank |
| 10/03 | Milano - Torino | 13 |
| 07/04 | Vier Kantone-Rundfahrt | 19 |
| 05/05 | Meisterschaft von Zürich | 37 |
| Dauphiné Libéré | ||
| 16/06 | General Classification | 30 |
| 23/06 | G.P. du Locle (Championnat National de Suisse) | 17 |
| Tour de France | ||
| 27/06 | Stage 1 | 89 |
| 28/06 | Stage 2 | 106 |
| 29/06 | Stage 3b | 98 |
Rider information for 1957
| Rank | 315 |
| Score | 123 |
| Name | Marcel SENN |
| Country | Switzerland |
| Team | Feru - Underberg |