Stadium: Court 3 Round: 25 Ground: Clay
| ITF M15 Cordoba | 2021/11/23 13:00 | Ivan Dreycopp v Leonardo L Linquet | 1-6,0-6 |
| ITF M15 Cochabamba | 2021/11/18 18:00 | Valerio Aboian v Leonardo L Linquet | 6-4,7-6 |
| ITF M15 Cochabamba | 2021/11/16 17:55 | Leonardo L Linquet v Andres Urquiola Montellano | 6-3,6-3 |
| ITF M15 Monastir | 2021/07/19 14:00 | Kody Pearson v Leonardo L Linquet | 3-6,7-5,10-5 |
| ITF M15 Monastir | 2021/07/19 09:00 | Inigo G Olasagasti v Leonardo L Linquet | 0-6,1-6 |
| ITF M15 Monastir | 2021/07/18 12:00 | Ethan Terblanche v Leonardo L Linquet | 0-6,0-6 |
| ITF M15 Monastir | 2021/07/12 09:00 | Jacob Brumm v Leonardo L Linquet | 6-2,6-2 |
| ITF M15 Monastir | 2021/07/11 11:00 | Moritz Trocker v Leonardo L Linquet | 2-6,3-6 |
| ITF M25 Aparecida De Goiania | 2021/11/11 16:00 | Nicolas Zanellato v Matias Zukas | 1-6,6-3,4-6 |
| ITF M25 Aparecida De Goiania | 2021/11/09 16:30 | Nicolas Zanellato v Lucas Obeid | 6-0,6-2 |
| ITF M15 Brasilia | 2021/11/03 18:00 | Mateo Barreiros Reyes v Nicolas Zanellato | 7-6,2-6,6-4 |
| ITF M25 Rio do Sul | 2021/10/22 13:50 | Gustavo Heide v Nicolas Zanellato | 6-2,3-6,7-6 |
| ITF M25 Rio do Sul | 2021/10/21 16:10 | Nicolas Zanellato v Oscar Jose Gutierrez | 6-7,6-1,6-1 |
| ITF M25 Rio do Sul | 2021/10/20 16:30 | Nicolas Zanellato v Caio Gruber | 6-2,6-1 |
| ITF M15 Recife | 2021/09/24 15:25 | Eduardo Ribeiro v Nicolas Zanellato | 6-4,6-7,6-3 |
| ITF M15 Recife | 2021/09/23 13:30 | Nicolas Zanellato v Joao Eduardo Schiessl | 7-5,6-0 |