Stadium: Cancha 6 Round: 54 Ground: Clay
| ITF M25 Rio Cuarto | 2021/12/06 14:00 | Tomas Martinez v Mateo Barreiros Reyes | 4-6,6-4,10-6 |
| ITF M25 Villa Allende | 2021/11/29 12:30 | Franchini, Santiago Pedro v Mateo Barreiros Reyes | 7-6,6-4 |
| ITF M15 Cordoba | 2021/11/24 14:30 | Mateo Barreiros Reyes v Juan Bautista Torres | 4-6,2-6 |
| ITF M15 Cordoba | 2021/11/23 13:00 | Franco Roncadelli v Mateo Barreiros Reyes | 6-4,4-6,12-14 |
| ITF M15 Cordoba | 2021/11/22 12:00 | Tobias Franco v Mateo Barreiros Reyes | 3-6,3-6 |
| ITF M15 Cordoba | 2021/11/21 12:00 | Gonzalo Zeitune v Mateo Barreiros Reyes | 1-6,0-6 |
| ITF M25 Aparecida De Goiania | 2021/11/09 13:10 | Mateo Barreiros Reyes v Paulo A S Dos Santos | 6-7,4-6 |
| ITF M25 Aparecida De Goiania | 2021/11/08 16:00 | Gabriel Batagin v Mateo Barreiros Reyes | 3-6,2-6 |
| ITF M25 Rio Cuarto | 2021/12/05 14:00 | Nicolas Bruna v Ezequiel Simonit | 6-2,6-2 |
| ITF M25 Villa Allende | 2021/12/01 15:20 | Ezequiel Simonit v Alejo Lorenzo Lingua Lavallen | 2-6,1-6 |
| ITF M25 Villa Allende | 2021/11/30 17:05 | Ezequiel Simonit v Iturbe, Matias | 7-5,6-3 |
| ITF - M15 Antalya | 2021/11/24 09:15 | Ezequiel Simonit v Daniel Michalski | 1-6,3-6 |
| ITF - M15 Antalya | 2021/11/15 08:55 | Ezequiel Simonit v Bielinskyi, Oleksandr | 6-2,2-6,3-10 |
| ITF - M15 Antalya | 2021/11/14 06:30 | Ezequiel Simonit v Jannik Opitz | 7-6,6-3 |
| ITF - M15 Antalya | 2021/11/08 09:40 | Ivan La Cava v Ezequiel Simonit | 6-4,0-6,10-6 |
| ITF - M15 Antalya | 2021/11/07 06:30 | Ezequiel Simonit v Obrad Markovski | 6-2,6-4 |