Stadium: Court 3 Round: 26 Ground: Clay
| ITF - M25 Tulsa | 2021/06/17 01:55 | Ezekiel Clark v Nicolas Alvarez | 6-4,6-2 |
| Challenger - Orlando | 2021/06/07 14:00 | Nicolas Mejia v Nicolas Alvarez | 6-3,7-5 |
| Challenger - Orlando | 2021/06/06 16:20 | Strong Kirchheimer v Nicolas Alvarez | 3-6,5-7 |
| Challenger - Oeiras | 2021/05/23 11:35 | Nicolas Alvarez v Timofey Skatov | 3-6,2-6 |
| ITF - M25 Vic | 2021/05/18 09:50 | Nicolas Alvarez v Maxime Hamou | 6-4,0-6,6-7 |
| ITF - M25 Praha | 2021/05/09 13:30 | Nicolas Alvarez v Milos Karol | 3-6,4-6 |
| Challenger Salinas 2 | 2021/04/27 14:30 | Nicolas Alvarez v Tak Khunn Wang | 6-7,4-6 |
| Challenger Salinas 2 | 2021/04/26 18:00 | Nicolas Alvarez v Yusuke Takahashi | 7-6,6-0 |
| ITF - M25 Portoviejo | 2021/07/28 14:25 | Michel Vernier v Noah Schachter | 6-3,1-6,2-6 |
| ITF - M25 Weston | 2021/06/28 19:00 | Daniel Mora v Noah Schachter | 2-6,3-6 |
| ITF - M15 Champaign | 2021/06/23 17:10 | Alexander Bernard v Noah Schachter | 7-6,6-3 |
| ITF - M15 Champaign | 2021/06/22 15:00 | Joshua Ortlip v Noah Schachter | 2-6,5-7 |
| ITF - M15 Champaign | 2021/06/21 15:00 | Matt Kuhar v Noah Schachter | 2-6,7-5,10-12 |
| ITF - M25 Tulsa | 2021/06/15 15:50 | Noah Schachter v Ezekiel Clark | 1-6,2-6 |
| ITF - M25 Tulsa | 2021/06/14 18:00 | Kento Takeuchi v Noah Schachter | 3-6,3-6 |
| ITF - M25 Santo Domingo | 2021/06/10 14:50 | Igor Marcondes v Noah Schachter | 6-2,6-3 |