All available race results Julien de Poorter
| Date | Race | Rank |
| 13/03 | Ronde van Vlaanderen | 15 |
| Tour de Belgique | ||
| 01/05 | Stage 1 | 22 |
| 03/05 | Stage 2 | 10 |
| 05/05 | Stage 3 | 22 |
| 07/05 | Stage 4 | 12 |
| 08/05 | Stage 5 | 11 |
| 08/05 | General Classification | 13 |
| 19/09 | Omloop der 3 Zustersteden | 17 |
Rider information for 1921
| Rank | 103 |
| Score | 212 |
| Name | Julien DE POORTER |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 19/03 | Ronde van Vlaanderen | 37 |
Rider information for 1922
| Rank | 547 |
| Score | 12 |
| Name | Julien DE POORTER |
| Country | Belgium |
| Team | Individual |
No results available in season 1927.
Rider information for 1927
| Rank | 859 |
| Score | 7 |
| Name | Julien DE POORTER |
| Country | Belgium |
| Team | Individual |