| UTR Pro Tennis Series - Texas | 2021/09/20 13:00 | Austin Abbrat v Juan P G Mazzuchi | 4-6,5-6 |
| UTR Pro Tennis Series - Florida | 2021/06/01 13:00 | Jonah Braswell v Juan P G Mazzuchi | 7-6,6-4 |
| UTR Pro Tennis Series - Florida | 2021/05/31 19:30 | Juan P G Mazzuchi v Finn Bass | 6-7,3-6 |
| ITF - M15 - Cancun | 2019/08/21 19:25 | Thiago Agustin Tirante v Juan P G Mazzuchi | 6-4,6-2 |
| ITF - M15 - Cancun | 2019/08/19 20:00 | Juan P G Mazzuchi v Tommaso Carnevale-Miino | 7-6,6-3 |
| ITF - M15 - Cancun | 2019/08/19 14:30 | Juan P G Mazzuchi v Kyler Jirasook | 6-2,6-2 |
| ITF - M15 - Cancun | 2019/08/14 14:00 | Matija Pecotic v Juan P G Mazzuchi | 6-1,6-3 |
| ITF - M15 - Buenos Aires | 2019/07/11 16:20 | Camilo Ugo Carabelli v Juan P G Mazzuchi | 4-6,6-4,6-3 |
| UTR Pro Tennis Series - Dallas | 2021/08/31 13:00 | Sven Lah v Evan Zhu | 6-3,0-3 |
| UTR Pro Tennis Series - Dallas | 2021/08/30 14:30 | Sven Lah v Orel Ovil | 6-1,6-5 |
| UTR Pro Tennis Series - Dallas | 2021/08/15 14:00 | James Trotter v Sven Lah | 4-6,7-5,5-7 |
| UTR Pro Tennis Series - Dallas | 2021/08/14 14:30 | Sema Pankin v Sven Lah | 5-7,5-7 |
| UTR Pro Tennis Series - Dallas | 2021/08/13 16:00 | Sven Lah v Juan Carlos Aguilar | 0-0 |
| UTR Pro Tennis Series - Dallas | 2021/08/11 15:30 | Spencer Whitaker v Sven Lah | 1-6,1-6 |
| UTR Pro Tennis Series - Dallas | 2021/08/10 14:30 | Nevin Arimilli v Sven Lah | 0-6,4-6 |
| UTR Pro Tennis Series - Dallas | 2021/08/09 14:00 | Sven Lah v Joshua Peck | 2-6,1-6 |