All available race results Jean Brun
| Date | Race | Rank |
| 13/08 | Olympic Games London - Road Race | 15 |
| 21/08 | World Championships Road Race (Amateurs) | 17 |
Rider information for 1948
| Rank | 325 |
| Score | 136 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Individual |
| Date | Race | Rank |
| 08/05 | Meisterschaft von Zürich | 8 |
| Tour de Romandie | ||
| 12/05 | Stage 1b | 9 |
| 13/05 | Stage 2 | 5 |
| 14/05 | Stage 3 | 9 |
| 15/05 | Stage 4 | 1 |
| 15/05 | General Classification | 5 |
| 26/06 | Vier Kantone-Rundfahrt | 6 |
| Tour de Suisse | ||
| 06/08 | General Classification | 21 |
| 27/08 | Tour du Lac Léman | 4 |
| 03/09 | Zürich - Lausanne | 5 |
| 02/10 | G.P. Suisse | 18 |
| 23/10 | Giro di Lombardia | 31 |
Rider information for 1949
| Rank | 73 |
| Score | 652 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Cilo |
| Date | Race | Rank |
| 09/04 | Paris - Roubaix | 50 |
| 07/05 | Meisterschaft von Zürich | 5 |
| 14/05 | G.P. du Locle | 1 |
| Tour de Romandie | ||
| 18/05 | Stage 1 | 1 |
| 19/05 | Stage 2 | 3 |
| 20/05 | Stage 3 | 1 |
| 21/05 | Stage 4 | 7 |
| 21/05 | General Classification | 9 |
| 04/06 | Vier Kantone-Rundfahrt | 6 |
| 18/06 | Championnat de Suisse sur route | 17 |
| Tour de Suisse | ||
| 25/06 | Stage 2 | 4 |
| 26/06 | Stage 3 | 6 |
| 27/06 | Stage 4a | 5 |
| 01/07 | General Classification | 39 |
| 26/08 | Tour du Lac Léman | 5 |
| 01/10 | G.P. Suisse | 3 |
| 07/10 | G.P. de Lugano | 8 |
| 04/11 | Trofeo Baracchi | 5 |
Rider information for 1950
| Rank | 69 |
| Score | 681 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Cilo |
| Date | Race | Rank |
| 21/04 | La Flèche Wallonne | 6 |
| 22/04 | Liège - Bastogne - Liège | 4 |
| 29/04 | Meisterschaft von Zürich | 1 |
| Tour de Romandie | ||
| 06/05 | Stage 4 | 9 |
| 06/05 | General Classification | 13 |
| 13/05 | G.P. du Locle | 10 |
Rider information for 1951
| Rank | 57 |
| Score | 663 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Peugeot - Dunlop |
| Date | Race | Rank |
| 15/03 | Milano - Torino | 58 |
| 22/03 | Tour du Lac Léman | 5 |
| 30/03 | Vier Kantone-Rundfahrt | 2 |
| Tour de Romandie | ||
| 20/04 | Stage 4 | 5 |
| 20/04 | General Classification | 11 |
| 27/04 | Meisterschaft von Zürich | 6 |
| 04/05 | G.P. du Locle | 12 |
| Giro d'Italia | ||
| 26/05 | Stage 9 | 2 |
| Tour de Suisse | ||
| 18/06 | Stage 5 | 4 |
| 03/08 | Championnat de Suisse sur route | 3 |
| 24/08 | World Championships Road Race | 10 |
| 07/09 | G.P. Suisse | 3 |
| 18/09 | G.P. des Nations | 19 |
Rider information for 1952
| Rank | 73 |
| Score | 582 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Cilo |
| Date | Race | Rank |
| Tour de Suisse | ||
| 24/06 | General Classification | 49 |
| 12/07 | G.P. Veith - II | 2 |
| 02/08 | Championnat de Suisse sur route | 12 |
| 07/09 | G.P. Suisse | 2 |
| 20/09 | Coppa Bernocchi | 39 |
| 27/09 | G.P. des Nations | 18 |
| 18/10 | G.P. de Lugano | 7 |
Rider information for 1953
| Rank | 393 |
| Score | 79 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Cilo |
| Date | Race | Rank |
| 04/04 | Vier Kantone-Rundfahrt | 8 |
| 25/04 | Meisterschaft von Zürich | 3 |
| G.P. du Midi-Libre | ||
| 09/05 | Stage 2 | 10 |
| 09/05 | General Classification | 29 |
| Tour de Romandie | ||
| 15/05 | Stage 3a | 3 |
| 15/05 | Stage 3b | 1 |
| 16/05 | General Classification | 11 |
| 27/06 | Championnat de Suisse sur route | 15 |
| Tour de Suisse | ||
| 07/08 | Stage 1 | 25 |
| 08/08 | Stage 2 | 15 |
| 09/08 | Stage 3 | 29 |
| 13/08 | Stage 6 | 11 |
| 14/08 | Stage 7 | 8 |
| 14/08 | General Classification | 27 |
| 12/09 | G.P. Martini | 8 |
| 26/09 | G.P. Suisse | 5 |
Rider information for 1954
| Rank | 105 |
| Score | 491 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Cilo |
| Date | Race | Rank |
| 27/03 | Vier Kantone-Rundfahrt | 21 |
| Tour de Romandie | ||
| 08/05 | General Classification | 31 |
| Tour de Luxembourg | ||
| 05/06 | Stage 2 | 4 |
| Tour de Suisse | ||
| 11/06 | Stage 1 | 13 |
| 12/06 | Stage 2 | 3 |
| 13/06 | Stage 3 | 5 |
| 14/06 | Stage 4 | 24 |
| 17/06 | Stage 7 | 33 |
| 18/06 | General Classification | 43 |
| 26/06 | Championnat de Suisse sur route | 21 |
| 03/07 | G.P. du Locle | 6 |
Rider information for 1955
| Rank | 297 |
| Score | 157 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Cilo |
No results available in season 1956.
Rider information for 1956
| Rank | 1298 |
| Score | 0 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Cilo - Saint Raphaël |
No results available in season 1957.
Rider information for 1957
| Rank | 1217 |
| Score | 0 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Individual |
No results available in season 1958.
Rider information for 1958
| Rank | 1412 |
| Score | 0 |
| Name | Jean BRUN |
| Country | Switzerland |
| Team | Individual |