Stadium: Cancha 1 Round: 26 Ground: Clay
| Challenger Santiago | 2021/10/06 14:00 | Alexis Gautier v Francisco Cerundolo | 4-6,2-6 |
| Challenger Santiago | 2021/10/05 14:00 | Matheus P De Almeida v Alexis Gautier | 6-4,1-6,3-6 |
| Challenger Santiago | 2021/10/04 14:00 | Alexis Gautier v Mathieu Perchicot | 6-2,6-7,6-0 |
| Challenger Santiago | 2021/10/03 14:00 | Alexis Gautier v Rafael Matos | 6-3,6-2 |
| Challenger Lima | 2021/09/26 19:50 | Alexis Gautier v Nicolas Barrientos | 0-6,0-6 |
| Challenger Ambato | 2021/09/24 16:00 | Facundo Mena v Alexis Gautier | 7-6,6-4 |
| Challenger Ambato | 2021/09/23 15:00 | Alexis Gautier v Andrej Martin | 6-3,7-6 |
| Challenger Ambato | 2021/09/22 15:00 | Alexis Gautier v Gonzalo Lama | 6-4,6-7,6-3 |
| Challenger Santiago | 2021/10/03 14:00 | Oliver Crawford v Daniel Antonio Nunez | 7-5,6-2 |
| ITF - Medellin M25 | 2021/09/16 16:25 | Daniel Antonio Nunez v Joao Lucas Reis da Silva | 5-7,4-6 |
| ITF - Medellin M25 | 2021/09/15 15:00 | Daniel Antonio Nunez v Sergio Luis H Ramirez | 6-3,6-3 |
| ITF - Ibague M15 | 2021/09/07 16:20 | Juan Sebastian Gomez v Daniel Antonio Nunez | 7-5,6-1 |
| ITF - Antalya M15 | 2021/06/21 09:10 | Daniil Savelev v Daniel Antonio Nunez | 2-6,3-6 |
| ITF - Antalya M15 | 2021/06/20 07:00 | Michalis Sakellaridis v Daniel Antonio Nunez | 6-7,3-6 |
| ITF - Antalya M15 | 2021/06/15 11:50 | Francisco Llanes v Daniel Antonio Nunez | 6-7,7-6,10-6 |
| ITF - Antalya M15 | 2021/06/14 07:30 | Nikolay Sysoev v Daniel Antonio Nunez | 2-6,3-6 |