Stadium: MTA 16 Round: 26 Ground: Clay
| ITF M15 Antalya | 2022/01/19 14:40 | Ji Sung Nam v Grigoriy Lomakin | 6-1,6-2 |
| ITF M15 Antalya | 2022/01/13 07:10 | Jorge Martinez Martinez v Ji Sung Nam | 6-7,6-2,13-11 |
| Challenger Columbus | 2021/09/22 14:00 | Ji Sung Nam v Alex Bolt | 6-7,4-6 |
| Challenger Columbus | 2021/09/21 14:00 | Yunseong Chung v Ji Sung Nam | 6-3,4-6,6-7 |
| Davis Cup | 2021/09/17 16:00 | Rubin Statham v Ji Sung Nam | 2-6,2-6 |
| ITF M15 Monastir | 2021/06/30 08:30 | Ji Sung Nam v Moez Echargui | 3-6,4-6 |
| ITF M15 Monastir | 2021/06/22 10:50 | Ji Sung Nam v Rinky Hijikata | 3-6,1-6 |
| ITF M15 Monastir | 2021/06/16 08:30 | Ji Sung Nam v Aidan Mayo | 6-4,3-6,2-6 |
| ITF M15 Antalya | 2022/01/18 08:00 | Maciej Rajski v Carlos Lopez Montagud | 6-4,6-4 |
| ITF M15 Antalya | 2022/01/15 06:30 | Bogdan Ionut Apostol v Maciej Rajski | 6-3,6-4 |
| ITF M15 Antalya | 2022/01/13 07:15 | Maciej Rajski v Carlos Lopez Montagud | 6-1,3-6,13-11 |
| UTR Pro Tennis Series California | 2021/11/20 17:30 | Maciej Rajski v Alex Michelsen | 5-7,4-6 |
| UTR Pro Tennis Series California | 2021/11/19 16:00 | Maciej Rajski v Zdenek Derkas | 6-7,6-2,7-5 |
| UTR Pro Tennis Series California | 2021/11/17 16:00 | Maciej Rajski v Diogo F Tinoco | 6-1,5-0 |
| UTR Pro Tennis Series California | 2021/11/16 17:30 | Maciej Rajski v Suraj Prabodh | 6-1,6-2 |
| UTR Pro Tennis Series California | 2021/11/15 22:20 | Jean Baptiste Badon v Maciej Rajski | 5-7,2-6 |