Round: 26 Ground: Clay
| Challenger Shanghai | 2015/10/10 08:35 | Woong-Sun Jun v Pierre-Hugues Herbert | 3-6,2-6 |
| WTA Kuala Lumpur Qual | 2015/09/26 06:35 | Mischa Zverev v Woong-Sun Jun | 6-4,6-2 |
| ITF Japan F8 | 2015/06/24 03:45 | Woong-Sun Jun v Takuto Niki | 2-6,6-2,4-6 |
| ITF Hong Kong F2 | 2015/06/16 05:00 | Woong-Sun Jun v Marcos Giraldi Requena | 2-6,3-6 |
| ITF Hong Kong F1 | 2015/06/09 03:45 | Cheng-Yu Yu v Woong-Sun Jun | 6-4,6-1 |
| ITF Korea F1 | 2015/05/17 02:00 | Woong-Sun Jun v Hyun-Joon Kim | 7-6,2-6,6-2 |
| ITF Korea F1 | 2015/05/16 01:00 | Woong-Sun Jun v Seong Jae Han | 6-4,6-0 |
| ITF Japan F6 | 2014/06/13 00:00 | Woong-Sun Jun v Shunrou Takeshima | 7-6,1-6,4-6 |