Stadium: Centre Court Round: 26 Ground: Hardcourt outdoor
| ITF M15 Gimcheon | 2019/06/12 01:00 | Takuto Niki v Young-Hoon Jeong | 4-6,6-7 |
| ITF Korea F6 | 2018/08/28 02:00 | Yeongseok Jeong v Young-Hoon Jeong | 7-5,7-6 |
| Challenger Gwangju Qual | 2018/08/11 04:45 | Vasko Mladenov v Young-Hoon Jeong | 6-0,6-2 |
| ITF China F10 Qual | 2018/07/09 04:05 | Young-Hoon Jeong v Hao Wu | 3-6,1-6 |
| ITF China F10 Qual | 2018/07/08 02:00 | Young-Hoon Jeong v David Barclay | 6-1,6-3 |
| ITF China F9 | 2018/07/05 03:00 | Hao Wu v Young-Hoon Jeong | 6-7,6-0,6-2 |
| ITF China F9 | 2018/07/03 09:45 | Bang Shuo Yin v Young-Hoon Jeong | 0-6,2-6 |
| ITF Korea F3 Qual | 2018/06/18 01:00 | Young-Hoon Jeong v Geun Jun Kim | 4-6,4-6 |
| ITF M15 Gimcheon | 2019/06/12 01:00 | Seon Yong Han v Tae-Woo Lee | 6-2,6-4 |
| ITF - M15 Daegu | 2019/06/05 01:00 | Jun Sang Park v Seon Yong Han | 6-2,6-2 |
| ITF - M15 Daegu | 2019/06/03 02:40 | Chanchai Sookton-Eng v Seon Yong Han | 6-1,6-1 |
| ITF M15 Wuhan | 2019/05/02 03:25 | Kuan-Yi Lee v Seon Yong Han | 6-2,6-2 |
| ITF M15 Wuhan | 2019/05/01 03:55 | Seon Yong Han v Yuanfeng Li | 7-5,6-3 |
| ITF - M15 Kashiwa | 2019/04/02 06:05 | Pol Wattanakul v Seon Yong Han | 6-2,6-3 |
| ITF Korea F6 | 2018/08/30 03:00 | Seon Yong Han v Sanhui Shin | 1-6,3-6 |
| ITF Korea F6 | 2018/08/29 03:00 | Jeamoon Lee v Seon Yong Han | 4-6,6-4,6-7 |