All available race results Jean-Baptiste Delafaille
| Date | Race | Rank |
| 02/04 | Bruxelles - Gembloux - Bruxelles | 14 |
| 16/04 | Bruxelles - Liège | 31 |
Rider information for 1911
| Rank | 1176 |
| Score | 0 |
| Name | Jean-Baptiste DELAFAILLE |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 07/04 | Bruxelles - Liège | 27 |
Rider information for 1912
| Rank | 1237 |
| Score | 0 |
| Name | Jean-Baptiste DELAFAILLE |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 20/04 | Bruxelles - Liège | 31 |
| 12/05 | Bruxelles - Luxembourg - Mondorf | 25 |
Rider information for 1913
| Rank | 928 |
| Score | 0 |
| Name | Jean-Baptiste DELAFAILLE |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 19/04 | Bruxelles - Liège | 34 |
| Tour de France | ||
| 28/06 | Stage 1 | 85 |
| 30/06 | Stage 2 | 62 |
| 02/07 | Stage 3 | 84 |
| 04/07 | Stage 4 | 67 |
| 06/07 | Stage 5 | 76 |
| 08/07 | Stage 6 | 65 |
Rider information for 1914
| Rank | 551 |
| Score | 1 |
| Name | Jean-Baptiste DELAFAILLE |
| Country | Belgium |
| Team | Individual |