All available race results Guillaume Thys
| Date | Race | Rank |
| 20/04 | Bruxelles - Liège | 7 |
| 12/05 | Bruxelles - Luxembourg - Mondorf | 18 |
Rider information for 1913
| Rank | 1066 |
| Score | 0 |
| Name | Guillaume THYS |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 19/04 | Bruxelles - Liège | 62 |
Rider information for 1914
| Rank | 760 |
| Score | 0 |
| Name | Guillaume THYS |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 08/06 | Paris - Tours | 12 |
Rider information for 1919
| Rank | 144 |
| Score | 88 |
| Name | Guillaume THYS |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 21/03 | Ronde van Vlaanderen | 24 |
| 04/04 | Paris - Roubaix | 19 |
| Tour de Belgique | ||
| 23/05 | Stage 1 | 9 |
Rider information for 1920
| Rank | 117 |
| Score | 151 |
| Name | Guillaume THYS |
| Country | Belgium |
| Team | Individual |