Stadion: Court 5 Round: 54 Ground: Hardcourt indoor
| ITF - M15 - Ithaca | 2021/10/06 13:00 | Jonathan Sorbo v A.J Catanzariti | 3-6,1-6 |
| ITF - M15 - Ithaca | 2021/10/05 13:00 | Vladislav Melnic v Jonathan Sorbo | 6-7,6-3,1-10 |
| ITF - M25 - Champaign | 2021/09/13 17:00 | A.Trice Pickens v Jonathan Sorbo | 6-3,6-1 |
| ITF - M15 - East Lansing | 2019/11/17 15:00 | Tanner K Smith v Jonathan Sorbo | 6-0,6-3 |
| ITF - M15 - Fayetteville | 2019/09/15 17:30 | Jonathan Sorbo v Kiranpal Pannu | 2-6,4-6 |
| ITF - M25 - Edwardsville | 2019/08/06 16:40 | Alexander Klintcharov v Jonathan Sorbo | 7-6,6-3 |
| ITF - M25 - Edwardsville | 2019/08/05 14:00 | Eric Morris v Jonathan Sorbo | 2-6,4-6 |
| ITF - M25 - Iowa City | 2019/07/15 15:00 | Jonathan Sorbo v Vuk Budic | 2-6,2-6 |
| ITF - M15 - Tallahassee | 2021/10/26 13:00 | Michael Zheng v Matt Kuhar | 2-6,7-6,3-10 |
| ITF - M15 - Tallahassee | 2021/10/25 13:00 | Yasha Zemel v Michael Zheng | 3-6,4-6 |
| ITF - M15 - Vero Beach | 2021/10/21 17:00 | Michael Zheng v Ezekiel Clark | 2-6,4-6 |
| ITF - M15 - Vero Beach | 2021/10/20 16:00 | Michael Zheng v Reece Falck | 7-5,6-1 |
| ITF - M15 - Weston | 2021/07/02 14:45 | Federico Agustin Gomez v Michael Zheng | 6-4,6-4 |
| ITF - M25 - Weston | 2021/06/29 22:45 | Michael Zheng v Cleeve Harper | 6-3,6-3 |
| ITF - M25 - Weston | 2021/06/29 20:45 | Garrett Johns v Michael Zheng | 4-6,6-3,8-10 |
| ITF - M15 - Champaign | 2021/06/22 15:00 | Nathan Ponwith v Michael Zheng | 6-3,6-1 |