Estádio: Stadium Round: 54 Ground: Hardcourt outdoor
| Califórnia - UTR Pro Tennis Series | 2021/12/04 16:00 | Stefan Leustian v Giacomo Revelli | 3-6,3-5 |
| Califórnia - UTR Pro Tennis Series | 2021/12/03 16:22 | Shervin Dehmoubed v Stefan Leustian | 1-6,3-6 |
| Califórnia - UTR Pro Tennis Series | 2021/12/02 22:45 | Ali Amiri v Stefan Leustian | 5-7,5-7 |
| Califórnia - UTR Pro Tennis Series | 2021/12/01 22:59 | Matthew Sah v Stefan Leustian | 1-6,6-7 |
| Califórnia - UTR Pro Tennis Series | 2021/11/29 20:30 | Masato Perera v Stefan Leustian | 6-3,4-6,1-6 |
| Califórnia - UTR Pro Tennis Series | 2021/07/29 15:00 | Rohan Murali v Stefan Leustian | 1-6,7-6,6-1 |
| Califórnia - UTR Pro Tennis Series | 2021/07/28 19:30 | Tristan Boyer v Stefan Leustian | 6-1,6-1 |
| Califórnia - UTR Pro Tennis Series | 2021/07/27 21:00 | Kris Van Wyk v Stefan Leustian | 1-6,0-1 |
| ITF - M25 Bakersfield | 2022/03/14 18:30 | Alexander Cozbinov v Michael Shabaz | 6-3,6-2 |
| ITF - M25 Calabasas | 2021/10/27 20:15 | Gage Brymer v Michael Shabaz | 4-6,6-4,6-1 |
| ITF - M25 Calabasas | 2021/10/26 20:00 | Michael Shabaz v Keenan Mayo | 6-4,3-6,10-6 |
| ITF - M25 Calabasas | 2021/10/26 17:00 | Michael Shabaz v Nicholas Reyes | 7-5,6-3 |
| ITF - M25 Tulsa | 2021/06/16 14:00 | Michael Shabaz v Jason Kubler | 1-6,3-6 |
| ITF - M25 Tulsa | 2021/06/15 14:00 | Vasil Kirkov v Michael Shabaz | 3-6,6-1,7-10 |
| ITF - M25 Tulsa | 2021/06/14 15:00 | Tyler Zink v Michael Shabaz | 6-7,4-6 |
| ITF - M25 Wichita | 2021/06/08 17:00 | Michael Shabaz v Murkel Dellien | 1-6,1-6 |