| UTR Pro Tennis Series California | 2021/02/25 16:00 | Joshua Sheehy v Spencer Johnson | 6-2,5-3 |
| UTR Pro Tennis Series California | 2021/02/23 22:00 | Mousheg Hovhannisyan v Spencer Johnson | 6-2,5-4 |
| UTR Pro Tennis Series California | 2021/02/22 20:00 | Spencer Johnson v Nicolas Barrientos | 3-6,2-6 |
| UTR Pro Tennis Series California | 2021/02/21 16:00 | Keenan Mayo v Spencer Johnson | 2-6,6-3,6-4 |
| UTR Pro Tennis Series California | 2021/02/20 19:00 | Spencer Johnson v Joshua Sheehy | 6-3,6-3 |
| UTR Pro Tennis Series California | 2021/02/19 17:30 | Luis Humberto Lopez v Spencer Johnson | 0-6,3-6 |
| UTR Pro Tennis Series California | 2021/02/18 20:30 | Colton Smith v Spencer Johnson | 6-4,6-6 |
| UTR Pro Tennis Series California | 2021/02/13 19:00 | Kyle Kang v Spencer Johnson | 6-4,6-4 |
| ITF M25 Las Vegas | 2020/03/03 21:05 | Rodrigo Banzer v Quinn Vandecasteele | 6-0,6-4 |
| ITF M25 Los Angeles | 2020/01/06 18:00 | Quinn Vandecasteele v Logan Smith | 4-6,2-6 |
| ITF M15 Austin | 2019/11/20 15:50 | Preston Brown v Quinn Vandecasteele | 6-1,6-4 |
| ITF M25 Waco | 2019/10/14 17:00 | Quinn Vandecasteele v Alexander Lebedev | 5-7,2-6 |
| ITF M25 Waco | 2019/10/13 15:00 | Nathan Chavez v Quinn Vandecasteele | 4-6,3-6 |
| ITF M15 Pittsburgh | 2019/07/04 16:35 | Maksim Tikhomirov v Quinn Vandecasteele | 6-2,6-2 |
| ITF M15 Pittsburgh | 2019/07/03 17:35 | Quinn Vandecasteele v Robert Cash | 6-7,7-5,6-1 |
| ITF M15 Pittsburgh | 2019/07/02 14:00 | Jordan Benjamin v Quinn Vandecasteele | 2-6,3-6 |