All available race results Theo Perret
| Date | Race | Rank |
| 24/08 | World Championships Road Race (Amateurs) | 14 |
Rider information for 1937
| Rank | 435 |
| Score | 46 |
| Name | Theo PERRET |
| Country | Switzerland |
| Team | Individual |
| Date | Race | Rank |
| 08/05 | Meisterschaft von Zürich | 11 |
| 13/06 | Championnat de Suisse sur route | 6 |
| Tour de France | ||
| 05/07 | Stage 1 | 59 |
| 06/07 | Stage 2 | 38 |
| 07/07 | Stage 3 | 90 |
| 08/07 | Stage 4a | 10 |
| 08/07 | Stage 4b | 6 |
| 08/07 | Stage 4c | 5 |
| 10/07 | Stage 5 | 5 |
| 11/07 | Stage 6a | 12 |
| 11/07 | Stage 6b | 11 |
| 12/07 | Stage 7 | 7 |
| 14/07 | Stage 8 | 72 |
| 16/07 | Stage 9 | 11 |
| 17/07 | Stage 10a | 71 |
| 17/07 | Stage 10b | 70 |
| 17/07 | Stage 10c | 72 |
| Tour de Suisse | ||
| 14/08 | Stage 8 | 1 |
| 14/08 | General Classification | 12 |
Rider information for 1938
| Rank | 126 |
| Score | 392 |
| Name | Theo PERRET |
| Country | Switzerland |
| Team | Individual |
| Date | Race | Rank |
| 21/05 | Meisterschaft von Zürich | 7 |
| 29/05 | G.P. du Locle | 11 |
| 18/06 | Championnat de Suisse sur route | 18 |
| Tour de France | ||
| 10/07 | Stage 1 | 15 |
| 11/07 | Stage 2b | 68 |
| 11/07 | Stage 2a | 46 |
| 12/07 | Stage 3 | 9 |
| 13/07 | Stage 4 | 66 |
| 14/07 | Stage 5 | 50 |
| 15/07 | Stage 6a | 8 |
| 15/07 | Stage 6b | 8 |
| 17/07 | Stage 7 | 9 |
| 18/07 | Stage 8a | 18 |
| 18/07 | Stage 8b | 52 |
| 19/07 | Stage 9 | 43 |
| 21/07 | Stage 10c | 28 |
| 21/07 | Stage 10a | 41 |
| 21/07 | Stage 10b | 26 |
| 22/07 | Stage 11 | 45 |
| 23/07 | Stage 12a | 39 |
| 23/07 | Stage 12b | 25 |
| 24/07 | Stage 13 | 31 |
| 25/07 | Stage 14 | 50 |
| 26/07 | Stage 15 | 44 |
| 27/07 | Stage 16a | 34 |
| 27/07 | Stage 16b | 35 |
| 27/07 | Stage 16c | 11 |
| 29/07 | Stage 17a | 9 |
| 29/07 | Stage 17b | 47 |
| 30/07 | Stage 18a | 7 |
| 30/07 | Stage 18b | 37 |
| General Classification | 41 | |
| 20/08 | Tour du Lac Léman | 7 |
Rider information for 1939
| Rank | 99 |
| Score | 451 |
| Name | Theo PERRET |
| Country | Switzerland |
| Team | Individual |
No results available in season 1940.
Rider information for 1940
| Rank | 519 |
| Score | 2 |
| Name | Theo PERRET |
| Country | Switzerland |
| Team | Individual |
| Date | Race | Rank |
| 3-Seen-Rundfahrt Murten | ||
| 27/04 | Stage 1 | 24 |
| 27/04 | Stage 2 | 22 |
| 27/04 | General Classification | 22 |
| Vuelta a España | ||
| 07/05 | Stage 1 | 5 |
| 08/05 | Stage 2 | 33 |
| 09/05 | Stage 3 | 35 |
| 10/05 | Stage 4 | 6 |
| 11/05 | Stage 5 | 10 |
| 12/05 | Stage 6 | 34 |
| 14/05 | Stage 8 | 31 |
| 15/05 | Stage 9 | 35 |
| 16/05 | Stage 10 | 26 |
| 17/05 | Stage 11 | 35 |
| 18/05 | Stage 12 | 10 |
| 20/05 | Stage 13 | 6 |
| 21/05 | Stage 14 | 6 |
| 22/05 | Stage 15 | 33 |
| 23/05 | Stage 16 | 23 |
| 24/05 | Stage 17 | 25 |
| 25/05 | Stage 18 | 24 |
| 26/05 | Stage 19 | 5 |
| 27/05 | Stage 20 | 29 |
| 28/05 | Stage 21 | 21 |
| 29/05 | Stage 22 | 14 |
| 30/05 | Stage 23 | 25 |
| 30/05 | General Classification | 25 |
| 18/08 | Tour du Lac Léman | 19 |
Rider information for 1946
| Rank | 287 |
| Score | 106 |
| Name | Theo PERRET |
| Country | Switzerland |
| Team | Allegro |