Stadium: Court 1 Round: 27 Ground: Clay
| Challenger Florianopolis | 2021/12/06 15:40 | Pablo Cuevas v Nicolas Alvarez Varona | 7-6,6-2 |
| Challenger Sao Paulo | 2021/12/02 15:30 | Luciano Darderi v Nicolas Alvarez Varona | 6-4,6-1 |
| Challenger Sao Paulo | 2021/11/29 16:55 | Nicolas Alvarez Varona v Nicolas Kicker | 7-5,6-3 |
| Challenger Brasilia | 2021/11/23 15:50 | Bogdan Bobrov v Nicolas Alvarez Varona | 3-6,6-7 |
| Challenger Campinas | 2021/11/18 14:00 | Nicolas Alvarez Varona v Santiago Rodriguez Taverna | 6-7,7-6,5-7 |
| Challenger Campinas | 2021/11/16 15:50 | Orlando Luz v Nicolas Alvarez Varona | 3-6,4-6 |
| Challenger Campinas | 2021/11/15 13:30 | Bogdan Bobrov v Nicolas Alvarez Varona | 5-7,2-6 |
| Challenger Campinas | 2021/11/14 16:00 | Nicolas Alvarez Varona v Genaro Alberto Olivieri | 6-3,3-6,7-6 |
| ITF M15 Santo Domingo | 2021/12/08 13:30 | Roy Smith v Rafael Abdul Salam | 6-1,6-3 |
| ITF M15 Santo Domingo | 2021/12/02 13:30 | Enzo Wallart v Roy Smith | 3-6,6-2,6-4 |
| ITF M15 Santo Domingo | 2021/12/01 13:30 | Louis Allen v Roy Smith | 2-6,1-6 |
| ITF M25 Columbus | 2021/11/18 14:50 | Taha Baadi v Roy Smith | 6-3,6-1 |
| ITF M25 Columbus | 2021/11/17 14:55 | Drew Van Orderlain v Roy Smith | 4-6,7-6,4-6 |
| ITF M15 Ithaca | 2021/11/05 15:15 | Roy Smith v Cannon Kingsley | 4-6,2-6 |
| ITF M15 Ithaca | 2021/11/04 17:15 | Roy Smith v Dan Martin | 6-1,6-2 |
| ITF M15 Ithaca | 2021/11/03 13:55 | Roy Smith v Ishaan Ravichander | 6-3,6-4 |