Stadium: Court 6 Round: 25 Ground: Hardcourt indoor
| ITF M15 Edmond | 2023/01/24 16:00 | Sysoev, Nikolay v Stefan Cooper | 3-6,6-3,7-10 |
| ITF - M15 Monastir | 2023/01/02 16:20 | Wunderlich, Yannick v Sysoev, Nikolay | 2-6,6-4,10-7 |
| ITF - M15 Monastir | 2023/01/02 10:30 | Muni A Mani v Sysoev, Nikolay | 1-6,1-6 |
| ITF - M15 Monastir | 2023/01/01 09:00 | Savelii Shpita v Sysoev, Nikolay | 4-6,4-6 |
| ITF - M15 Monastir | 2022/12/28 09:00 | Samir Hamza Reguig v Sysoev, Nikolay | 7-5,2-6,6-2 |
| ITF - M15 Monastir | 2022/12/26 13:30 | Wunderlich, Yannick v Sysoev, Nikolay | 4-6,6-0,8-10 |
| ITF - M15 Monastir | 2022/12/26 08:00 | Gabriele Camilli v Sysoev, Nikolay | 6-7,3-6 |
| UTR Pro Tennis Series Florida | 2022/12/17 18:00 | Ross, Matthis v Sysoev, Nikolay | 6-1,7-5 |
| ITF M15 Ithaca | 2023/01/19 16:00 | Lucas Renard v Nick Chappell | 6-2,6-7,3-6 |
| ITF M15 Ithaca | 2023/01/18 19:00 | Michael Zheng v Lucas Renard | 4-6,6-1,3-6 |
| ITF M25 Malibu | 2023/01/03 22:00 | Arthur Fery v Lucas Renard | 6-3,6-1 |
| ITF M15 Boca Raton | 2022/11/19 16:40 | Lucas Renard v Arvid Nordquist | 4-6,6-3,2-6 |
| ITF M15 Boca Raton | 2022/11/18 15:00 | Justin Roberts v Lucas Renard | 6-7,2-6 |
| ITF M15 Boca Raton | 2022/11/17 16:30 | Rowland Phillips v Lucas Renard | 3-6,6-7 |
| ITF M15 Boca Raton | 2022/11/15 16:30 | Lucas Renard v Rodriguez-Pace, Ricardo | 6-4,7-6 |
| ITF M25 Austin | 2022/11/10 17:00 | Christian Sigsgaard v Lucas Renard | 6-0,6-4 |