Stadium: Court 1 Round: 27 Ground: Clay
| ITF M25 Alkmaar | 2021/06/23 16:10 | Kai Wehnelt v Sander Jong | 6-2,7-6 |
| ITF M25 Palmanova | 2023/03/22 10:30 | Diego A B Sanchez v Kai Wehnelt | 7-5,6-3 |
| ITF M25 Palmanova | 2023/03/15 13:00 | Alejandro Manzanera Pertusa v Kai Wehnelt | 6-3,6-3 |
| ITF M25 Palmanova | 2023/03/14 08:00 | Kai Wehnelt v Alvaro Peiro Serrano | 6-1,6-2 |
| ITF M25 Palmanova | 2023/03/13 11:00 | Kai Wehnelt v Axel Herberg Amoros | 6-3,6-3 |
| Challenger Manama | 2023/02/13 09:00 | Mohamed Safwat v Kai Wehnelt | 3-6,7-5,7-5 |
| Challenger Manama | 2023/02/12 13:20 | Mircea-Alexandru Jecan v Kai Wehnelt | 3-6,5-7 |
| Challenger Vilnius | 2023/02/05 14:25 | Daniel Masur v Kai Wehnelt | 3-6,6-4,6-3 |
| ITF M15 Monastir | 2023/01/20 09:00 | Goncalo Oliveira v Kai Wehnelt | 6-2,6-3 |
| UTR Pro Tennis Series Texas | 2022/11/20 17:00 | Jack Pinnington Jones v Sander Jong | 6-4,3-6,2-6 |
| UTR Pro Tennis Series Texas | 2022/11/19 20:45 | Sander Jong v Jacob Fearnley | 6-3,3-6,7-6 |
| UTR Pro Tennis Series Texas | 2022/11/18 23:15 | Sander Jong v Derrick Chen | 6-2,6-0 |
| UTR Pro Tennis Series Texas | 2022/11/17 18:30 | Sander Jong v Lucas Brown | 6-3,6-1 |
| UTR Pro Tennis Series Texas | 2022/11/16 18:00 | Nini Gabriel Dica v Sander Jong | 1-6,3-5 |
| UTR Pro Tennis Series Texas | 2022/11/15 21:30 | Stefan Latinov v Sander Jong | 7-5,3-6,2-6 |
| ITF M15 Fayetteville | 2022/09/23 15:00 | Sander Jong v Radu Mihai Papoe | 5-7,4-6 |
| ITF M15 Fayetteville | 2022/09/22 19:50 | Tadeas Paroulek v Sander Jong | 6-7,3-6 |