Stadium: Court 5 Round: 62
| ITF Korea F3 Qual | 2018/06/17 03:00 | Young-Hoon Jeong v Jae Won Yun | 6-2,6-2 |
| ITF Korea F3 Qual | 2018/06/16 05:00 | Jae Won Yun v Cheong Hwi Kim | 6-0,5-7,6-1 |
| ITF Korea F2 | 2018/06/09 02:00 | Jae Won Yun v Hyeon il Jung | 6-4,4-6,3-6 |
| ITF Korea F5 | 2017/06/25 01:00 | Geon Ju Shin v Jae Won Yun | 6-4,6-3 |
| ITF Korea F3 Qual | 2017/06/10 05:00 | Jae Won Yun v Seung-Hun Shin | 3-6,2-6 |
| ITF Korea F2 | 2017/06/06 01:00 | Jae Won Yun v Chan-Yeong Oh | 2-6,0-6 |
| ITF Korea F1 Qual | 2017/05/27 02:00 | Jae Won Yun v Ho-Gi Kang | 7-5,2-6,3-6 |
| ITF Egypt F33 | 2015/02/23 09:50 | Simeon Rossier v Jae Won Yun | 4-6,7-6,6-2 |
| ITF Korea F3 Qual | 2018/06/16 03:30 | Jaeyoung Park v Geun Jun Kim | 1-6,0-6 |
| ITF Korea F3 | 2017/06/13 03:30 | Jaeyoung Park v Dae-Hee Lee | 4-6,2-6 |
| ITF Korea F2 Qual | 2017/06/05 03:00 | Dong-Kyu Lee v Jaeyoung Park | 6-2,6-2 |
| ITF Korea F2 Qual | 2017/06/03 02:00 | Minjong Park v Jaeyoung Park | 4-6,5-7 |
| ITF Korea F1 | 2017/05/31 05:40 | Daniel Nguyen v Jaeyoung Park | 6-3,6-1 |
| ITF Korea F1 Qual | 2017/05/29 01:00 | Jaeyoung Park v Geon Ju Shin | 6-3,6-4 |
| ITF Korea F1 Qual | 2017/05/28 01:00 | Jae-Min Seol v Jaeyoung Park | 6-2,4-6,4-6 |
| ITF Korea F1 Qual | 2017/05/27 01:00 | Jaeyoung Park v Ki Su Jung | 7-5,6-3 |