Stadium: Center court Round: 25 Ground: Hardcourt outdoor
| Davis Kupa | 2021/06/25 09:00 | Connor H Van Schalkwyk v Frank Tayebwa | 6-0,6-0 |
| Davis Kupa | 2021/06/24 09:00 | Connor H Van Schalkwyk v Duhamel F Biboussy | 6-0,6-2 |
| Davis Kupa | 2021/06/23 09:00 | Connor H Van Schalkwyk v Fernando Andre | 6-2,6-1 |
| Davis Kupa | 2021/06/21 09:00 | Connor H Van Schalkwyk v Tshepo Mosarwa | 7-5,6-1 |
| Davis Kupa | 2021/09/18 10:35 | Michail Pervolarakis v Laurynas Grigelis | 6-7,6-3,5-7 |
| UTR Pro Tennis Series California | 2021/09/03 15:00 | Michail Pervolarakis v Drew Baird | 6-4,3-6,5-7 |
| UTR Pro Tennis Series California | 2021/09/01 21:00 | Michail Pervolarakis v Arthur Bellegy | 6-4,1-6,5-1 |
| UTR Pro Tennis Series California | 2021/08/31 15:00 | Michail Pervolarakis v Shahin Khaledan | 7-5,5-2 |
| UTR Pro Tennis Series California | 2021/08/30 18:00 | Neel Rajesh v Michail Pervolarakis | 2-6,1-5 |
| ITF M25 Decatur | 2021/08/04 14:00 | Michail Pervolarakis v Yu Hsiou Hsu | 4-6,4-6 |
| ITF M25 Champaign | 2021/07/28 21:20 | Michail Pervolarakis v Joshua Peck | 3-6,6-1,6-7 |
| Challenger Cary | 2021/07/18 15:00 | Ben Shelton v Michail Pervolarakis | 6-3,6-2 |