Stadium: Cancha 3 Round: 26 Ground: Clay
| Challenger Santiago | 2021/10/05 15:35 | Hugo Dellien v Lucas Catarina | 4-6,6-3,6-3 |
| Challenger Lima | 2021/09/27 19:10 | Lucas Catarina v Renzo Olivo | 4-6,4-6 |
| Challenger Ambato | 2021/09/23 18:50 | Lucas Catarina v Facundo Mena | 6-4,6-7,4-6 |
| Challenger Ambato | 2021/09/22 15:00 | Mirza Basic v Lucas Catarina | 6-7,4-6 |
| Challenger Quito | 2021/09/14 16:30 | Lucas Catarina v Juan Pablo Ficovich | 2-6,4-6 |
| ITF M25 Bagneres-De-Bigorre | 2021/09/02 14:00 | Lucas Catarina v Kenny de Schepper | 6-7,6-3,1-6 |
| ITF M25 Bagneres-De-Bigorre | 2021/09/01 17:00 | Lucas Catarina v Maxence Broville | 7-5,6-4 |
| Challenger Warsaw | 2021/08/24 12:45 | Lucas Catarina v Nuno Borges | 3-6,5-7 |
| Challenger Lima | 2021/09/28 17:15 | Oriol Roca Batalla v Nicolas Barrientos | 7-5,7-6 |
| Challenger Lima | 2021/09/27 15:00 | Nicolas Barrientos v Federico Zeballos | 7-5,6-1 |
| Challenger Lima | 2021/09/26 19:50 | Alexis Gautier v Nicolas Barrientos | 0-6,0-6 |
| Challenger Cary | 2021/09/12 17:50 | Alexis Galarneau v Nicolas Barrientos | 6-4,6-1 |
| Challenger St. Tropez | 2021/08/30 10:15 | Alexis Galarneau v Nicolas Barrientos | 2-6,6-1,6-4 |
| Challenger St. Tropez | 2021/08/29 13:00 | Cesar Bouchelaghem v Nicolas Barrientos | 4-6,0-6 |
| UTR Pro Tennis Series Nevada | 2021/07/04 15:00 | Nicolas Barrientos v Evan Song | 1-5 |
| UTR Pro Tennis Series Nevada | 2021/07/03 15:00 | Nicolas Barrientos v Justin Boulais | 4-6,6-3,5-4 |