| 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 Saint-Tropez | 2021/08/30 10:15 | Alexis Galarneau v Nicolas Barrientos | 2-6,6-1,6-4 |
| Challenger Saint-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 |
| ITF M15 Lubbock | 2021/09/28 15:00 | Harrison Adams v Tyler Zink | 3-6,6-3,4-6 |
| UTR Pro Tennis Series Texas | 2021/09/25 14:30 | Pierce Rollins v Harrison Adams | 3-6,6-3,6-4 |
| UTR Pro Tennis Series Texas | 2021/09/23 14:30 | Harrison Adams v Suraj Prabodh | 6-0,6-2 |
| UTR Pro Tennis Series Texas | 2021/09/22 14:30 | Harrison Adams v Stefan Storch | 6-2,2-6,6-4 |
| UTR Pro Tennis Series Texas | 2021/09/21 17:30 | Harrison Adams v Matthis Ross | 6-2,5-3 |
| UTR Pro Tennis Series Texas | 2021/09/20 13:00 | Harrison Adams v Grant Lothringer | 6-1,2-6,6-1 |
| ITF M15 Austin | 2019/11/22 20:00 | Harrison Adams v Ruan Roelofse | 2-6,6-1,2-6 |
| ITF M15 Austin | 2019/11/21 16:00 | Harrison Adams v Cleeve Harper | 6-2,6-2 |