Info
| Last name | De Lannoy |
| First name | Louis |
| Nationality |  Belgium |
| Date of birth | 16-06-1902 |
| Place of birth | Antwerpen |
| Passed away | 07-02-1968 |
| Age when passed away | 65 |
| Place of passing | Antwerpen |
Monuments
| Year | Milano - San Remo | Tour of Flanders | Paris - Roubaix | Liège-Bastogne-Liège | Il Lombardia |
|---|---|---|---|---|---|
| 1928 | - | 3 | - | - | - |
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 1929 | - | 6th | - |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
 Tour de France (2.HC) | |||||||
| 21-06 | 3 | Stage 5Brest - Vannes (208.0km) | |||||
| 25-03 | 3 | Ronde van Vlaanderen (CDM) | |||||