Stadium: Quadra 4 Round: 26 Ground: Clay
| ITF M15 Brasilia | 2021/11/02 14:05 | Luis Rodrigues Batista v Bryan Aguiar Kuntz | 6-7,7-6,3-10 |
| ITF M15 Brasilia | 2021/11/01 14:30 | Caio Gruber v Luis Rodrigues Batista | 6-7,4-6 |
| Challenger Montevideo | 2021/11/07 16:30 | Nicolas Alvarez v Tomas Lipovsek Puches | 2-6,2-6 |
| Challenger Guayaquil | 2021/11/04 15:00 | Nicolas Alvarez v Facundo Bagnis | 2-6,6-4,1-6 |
| Challenger Guayaquil | 2021/11/02 21:45 | Nicolas Alvarez v Thiago Agustin Tirante | 4-6,7-5,6-3 |
| Challenger Guayaquil | 2021/11/01 16:00 | Nicolas Alvarez v Nicolas Barrientos | 2-6,6-4,6-4 |
| Challenger Guayaquil | 2021/10/31 16:00 | Nicolas Alvarez v Federico Zeballos | 6-1,6-0 |
| Challenger Lima | 2021/10/26 00:40 | Nicolas Kicker v Nicolas Alvarez | 4-6,7-6,6-2 |
| Challenger Buenos Aires | 2021/10/18 21:00 | Nicolas Kicker v Nicolas Alvarez | 6-3,2-6,6-3 |
| Challenger Santiago | 2021/10/12 14:00 | Nicolas Alvarez v Sebastian Baez | 5-7,3-6 |