Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Changwon | 2023/06/11 05:35 | Seon Yong Han v Chan-Yeong Oh | 3-6,2-6 |
| ITF M25 Changwon | 2023/06/11 04:10 | Seon Yong Han v Woohyuk Chang | 5-7,3-6 |
| ITF M25 Daegu | 2023/06/07 00:50 | Seon Yong Han v Taisei Ichikawa | 2-6,2-6 |
| ITF M15 Karuizawa | 2023/05/31 03:35 | Seon Yong Han v Tatsuma Ito | 6-7,3-6 |
| Challenger Gwangju | 2023/04/30 05:55 | Seon Yong Han v Dayne Kelly | 2-6,6-7 |
| ITF M25 Jakarta | 2023/04/25 04:10 | Tomohiro Masabayashi v Seon Yong Han | 6-2,3-6,10-5 |
| ITF M25 Jakarta | 2023/04/24 03:30 | Renaldi A A Salim v Seon Yong Han | 2-6,1-6 |
| ITF M25 Jakarta Qual | 2023/04/16 03:25 | Seon Yong Han v Thanapet Chanta | 6-7,6-7 |