All available race results Karel Leysen
No results available in season 1945.
Rider information for 1945
| Rank | 811 |
| Score | 0 |
| Name | Karel LEYSEN |
| Country | Belgium |
| Team | Individual |
No results available in season 1946.
Rider information for 1946
| Rank | 1241 |
| Score | 0 |
| Name | Karel LEYSEN |
| Country | Belgium |
| Team | L'Express |
No results available in season 1947.
Rider information for 1947
| Rank | 1330 |
| Score | 0 |
| Name | Karel LEYSEN |
| Country | Belgium |
| Team | L'Express |
| Date | Race | Rank |
| 11/04 | Paris - Roubaix | 43 |
| 01/05 | Grote 1 Mei-Prijs Hoboken | 2 |
| 11/07 | Ronde van Limburg | 1 |
| 27/07 | Scheldeprijs - Schoten | 24 |
Rider information for 1948
| Rank | 323 |
| Score | 137 |
| Name | Karel LEYSEN |
| Country | Belgium |
| Team | Lygie |
| Date | Race | Rank |
| 13/03 | Omloop Het Volk | 19 |
| 20/03 | Ronde van Limburg | 4 |
| Paris - Saint-Etienne | ||
| 05/06 | Stage 1 | 53 |
| 02/08 | Scheldeprijs - Schoten | 12 |
Rider information for 1949
| Rank | 581 |
| Score | 42 |
| Name | Karel LEYSEN |
| Country | Belgium |
| Team | L'Express |
No results available in season 1950.
Rider information for 1950
| Rank | 1367 |
| Score | 0 |
| Name | Karel LEYSEN |
| Country | Belgium |
| Team | Bristol |
No results available in season 1951.
Rider information for 1951
| Rank | 838 |
| Score | 11 |
| Name | Karel LEYSEN |
| Country | Belgium |
| Team | Bristol |
| Date | Race | Rank |
| 29/07 | Scheldeprijs - Schoten | 32 |
Rider information for 1952
| Rank | 1628 |
| Score | 0 |
| Name | Karel LEYSEN |
| Country | Belgium |
| Team | Bristol |
| Date | Race | Rank |
| 01/05 | Grote 1 Mei-Prijs Hoboken | 15 |
Rider information for 1953
| Rank | 1345 |
| Score | 0 |
| Name | Karel LEYSEN |
| Country | Belgium |
| Team | Bristol |