All available race results Louis Kosec
| Date | Race | Rank |
| 26/06 | Paris - Clermont-Ferrand | 20 |
Rider information for 1949
| Rank | 1152 |
| Score | 5 |
| Name | Louis KOSEC |
| Country | France |
| Team | Individual |
No results available in season 1950.
Rider information for 1950
| Rank | 739 |
| Score | 25 |
| Name | Louis KOSEC |
| Country | France |
| Team | Individual |
No results available in season 1951.
Rider information for 1951
| Rank | 1146 |
| Score | 2 |
| Name | Louis KOSEC |
| Country | France |
| Team | Magnat - Debon |
| Date | Race | Rank |
| Paris - Saint-Etienne | ||
| 02/06 | General Classification | 14 |
Rider information for 1952
| Rank | 926 |
| Score | 11 |
| Name | Louis KOSEC |
| Country | France |
| Team | Individual |
No results available in season 1953.
Rider information for 1953
| Rank | 556 |
| Score | 36 |
| Name | Louis KOSEC |
| Country | France |
| Team | Arliguie - Hutchinson |
No results available in season 1954.
Rider information for 1954
| Rank | 555 |
| Score | 37 |
| Name | Louis KOSEC |
| Country | France |
| Team | Alcyon - Dunlop |
No results available in season 1955.
Rider information for 1955
| Rank | 1062 |
| Score | 5 |
| Name | Louis KOSEC |
| Country | France |
| Team | Alcyon - Dunlop |
| Date | Race | Rank |
| Tour de l'Ouest | ||
| 09/08 | Stage 4 | 1 |
| 14/08 | General Classification | 15 |
Rider information for 1956
| Rank | 443 |
| Score | 66 |
| Name | Louis KOSEC |
| Country | France |
| Team | Alcyon - Dunlop |
| Date | Race | Rank |
| Tour de l'Ouest | ||
| 23/07 | Stage 1 | 5 |
Rider information for 1957
| Rank | 644 |
| Score | 26 |
| Name | Louis KOSEC |
| Country | France |
| Team | Peugeot - BP - Dunlop |
| Date | Race | Rank |
| Tour de l'Ouest | ||
| 30/07 | Stage 3 | 4 |
| 03/08 | General Classification | 37 |
Rider information for 1958
| Rank | 369 |
| Score | 114 |
| Name | Louis KOSEC |
| Country | France |
| Team | Peugeot - BP - Dunlop |
No results available in season 1959.
Rider information for 1959
| Rank | 1224 |
| Score | 0 |
| Name | Louis KOSEC |
| Country | France |
| Team | Peugeot - BP - Dunlop |