Stadium: Court 8 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Cancun | 2021/11/27 14:00 | Makoto Ochi v Alan F R Fierros | 6-3,6-1 |
| ITF M15 Cancun | 2021/11/25 17:00 | Alan F R Fierros v Mwendwa Mbithi | 7-6,6-2 |
| ITF M15 Cancun | 2021/11/24 14:00 | Miles Jones v Alan F R Fierros | 7-5,3-6,1-6 |
| ITF M15 Cancun | 2021/11/23 14:00 | Andres Chavez v Alan F R Fierros | 2-6,1-6 |
| ITF M25 Portimao | 2021/10/27 12:30 | Michael Zhu v Alan F R Fierros | 6-4,6-1 |
| ITF M25 Portimao | 2021/10/26 09:00 | Diogo Morais v Alan F R Fierros | 4-6,2-6 |
| ITF M25 Portimao | 2021/10/25 13:30 | Max Cunat v Alan F R Fierros | 5-7,3-6 |
| ITF M25 Quinta Do Lago | 2021/10/20 10:30 | Alan F R Fierros v Anton Matusevich | 0-6,4-6 |
| ITF M15 Cancun | 2021/11/27 14:00 | Matic Spec v Nam Hoang Ly | 6-1,1-6,3-6 |
| ITF M15 Cancun | 2021/11/25 17:00 | Matic Spec v Luka Petrovic | 6-4,6-4 |
| ITF M15 Cancun | 2021/11/23 14:00 | Matic Spec v Joshua Sheehy | 6-3,6-2 |
| ITF M15 Fayetteville | 2021/11/03 20:25 | Matic Spec v Charles Broom | 1-6,5-7 |
| ITF M15 Cancun | 2021/10/22 15:00 | Matias Franco Descotte v Matic Spec | 7-5,6-4 |
| ITF M15 Cancun | 2021/10/21 15:30 | Juan Sebastian Osorio v Matic Spec | 2-6,3-6 |
| ITF M15 Cancun | 2021/10/19 14:00 | Jesse Flores v Matic Spec | 3-6,5-7 |
| ITF M15 Cancun | 2021/10/14 14:00 | Matic Spec v Sho Shimabukuro | 6-7,7-6,4-6 |