Stadium: Court 3 Round: 27 Ground: Hardcourt outdoor
| ITF - M25 Edwardsville | 2022/07/28 16:15 | Pedja Krstin v Sam Riffice | 2-6,1-6 |
| ITF - M25 Edwardsville | 2022/07/27 17:30 | Jibril Nettles v Sam Riffice | 3-6,5-7 |
| ITF - M25 Champaign | 2022/07/20 13:55 | Eduardo Nava v Sam Riffice | 6-3,6-4 |
| Challenger - Rome GA | 2022/07/11 20:30 | Sam Riffice v Shintaro Mochizuki | 6-7,6-7 |
| ITF - M25 Tulsa | 2022/06/22 15:10 | Murphy Cassone v Sam Riffice | 6-3,6-4 |
| ITF - M25 Wichita | 2022/06/16 15:35 | Yuta Shimizu v Sam Riffice | 6-3,1-6,6-1 |
| ITF - M25 Wichita | 2022/06/16 00:50 | Alexander Richards v Sam Riffice | 1-6,2-6 |
| US Open | 2021/08/30 19:10 | Grigor Dimitrov v Sam Riffice | 6-1,7-6,6-3 |
| ITF - M25 Edwardsville | 2022/07/28 18:05 | Michael Zheng v Peter Bertran | 6-1,6-7,6-3 |
| ITF - M25 Edwardsville | 2022/07/27 14:50 | Kareem Allaf v Michael Zheng | 3-6,4-6 |
| ITF - M15 Orange Park | 2022/04/24 14:00 | Yibing Wu v Michael Zheng | 7-6,7-5 |
| ITF - M15 Orange Park | 2022/04/23 15:10 | Michael Zheng v Wilson Leite | 7-6,6-0 |
| ITF - M15 Orange Park | 2022/04/22 14:00 | Michael Zheng v Fnu Nidunjianzan | 2-6,6-4,6-4 |
| ITF - M15 Orange Park | 2022/04/21 16:40 | Nathan Ponwith v Michael Zheng | 1-6,6-7 |
| ITF - M15 Orange Park | 2022/04/20 17:25 | Michael Zheng v Victor Lilov | 6-0,4-6,6-2 |
| ITF - M15 Orange Park | 2022/04/19 14:00 | Osgar O'Hoisin v Michael Zheng | 4-6,2-6 |