All available race results Guillermo Thomas Silva Coussan
| Date | Race | Rank |
| 24/09 | World Championships U23 Road Race | 124 |
Rider information for 2021
| Rank | 1304 |
| Score | 16 |
| Name | Guillermo Thomas SILVA COUSSAN |
| Country | Uruguay |
| Team | Elite without contract |
No results available in season 2022.
Rider information for 2022
| Rank | 1426 |
| Score | 16 |
| Name | Guillermo Thomas SILVA COUSSAN |
| Country | Uruguay |
| Team | Elite without contract |
| Date | Race | Rank |
| Vuelta a Burgos | ||
| 15/08 | Stage 1 | 53 |
| 17/08 | Stage 3 | 58 |
| 18/08 | Stage 4 | 48 |
| 19/08 | Stage 5 | 57 |
| General Classification | 57 |
Rider information for 2023
| Rank | 965 |
| Score | 41 |
| Name | Guillermo Thomas SILVA COUSSAN |
| Country | Uruguay |
| Team | Caja Rural - Seguros RGA |
| Date | Race | Rank |
| 28/01 | G.P. Cycliste de Marseille - La Marseillaise | 63 |
| Vuelta a la Comunidad Valenciana | ||
| 31/01 | Stage 1 | 78 |
| 01/02 | Stage 2 | 54 |
| 02/02 | Stage 3 | 8 |
| 03/02 | Stage 4 | 42 |
| 04/02 | Stage 5 | 77 |
| General Classification | 54 | |
| 10/02 | Figueira Champions Classic | 13 |
| O Gran Camiño | ||
| 22/02 | Stage 1 | 38 |
| 23/02 | Stage 2 | 15 |
| 24/02 | Stage 3 | 5 |
| 25/02 | Stage 4 | 17 |
| General Classification | 14 | |
| 28/02 | Trofeo Laigueglia | 67 |
| 02/03 | Grand Prix Criquielion | 13 |
| 03/03 | G.P. Jean-Pierre Monseré | 38 |
| Volta ao Alentejo | ||
| 20/03 | Stage 1 | 1 |
| 21/03 | Stage 2 | 9 |
| 22/03 | Stage 3 | 20 |
| 23/03 | Stage 4 | 7 |
| 24/03 | Stage 5 | 13 |
| General Classification | 5 | |
| 29/03 | Route Adélie de Vitré | 30 |
| Itzulia Basque Country | ||
| 01/04 | Stage 1 | 129 |
| 02/04 | Stage 2 | 6 |
| 03/04 | Stage 3 | 47 |
| 04/04 | Stage 4 | 106 |
| 05/04 | Stage 5 | 133 |
Rider information for 2024
| Rank | 474 |
| Score | 72 |
| Name | Guillermo Thomas SILVA COUSSAN |
| Country | Uruguay |
| Team | Caja Rural - Seguros RGA |