Estádio: Campo Directv Round: 14 Ground: Clay
| ITF - M25 Medellín | 2021/09/14 19:40 | Johan A Rodriguez Rodriguez v Joao Lucas Reis da Silva | 3-6,1-6 |
| ITF - M15 Ibagué | 2021/09/08 17:00 | Johan A Rodriguez Rodriguez v Gustavo Heide | 6-4,6-7,4-6 |
| Challenger - Santiago - Qualificação | 2021/10/10 15:45 | Lucas Catarina v Nicolas Barrientos | 6-4,7-5 |
| 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 |