| ITF Hong Kong F2 | 2015/06/17 04:25 | Hyun-Woo Nam v Seong-Gook Oh | 2-6,2-6 |
| ITF Korea F3 | 2017/06/13 01:00 | Jui-Chen Hung v Hyun-Woo Nam | 7-6,6-1 |
| ITF Korea F1 Qual | 2017/05/29 02:35 | Hyun-Woo Nam v Dae-Hee Lee | 6-3,3-6,0-6 |
| ITF Kazakhstan F5 | 2017/04/25 06:40 | Jae-Min Seol v Hyun-Woo Nam | 6-2,6-4 |
| ITF Kazakhstan F4 | 2017/04/18 09:25 | Hyun-Woo Nam v Manuel Guinard | 4-6,6-3,1-6 |
| ITF Kazakhstan F4 Qual | 2017/04/16 07:50 | Hyun-Woo Nam v Artem Dubrivnyy | 7-6,6-1 |
| ITF Thailand F5 | 2016/12/22 03:00 | Denis Yevseyev v Hyun-Woo Nam | 6-0,7-6 |
| ITF Thailand F5 | 2016/12/21 03:00 | Hyun-Woo Nam v Alexander Igoshin | 6-1,6-2 |
| ITF Thailand F5 | 2016/12/18 05:55 | Niki Kaliyanda Poonacha v Hyun-Woo Nam | 6-7,1-6 |
| ITF Korea F4 | 2017/06/19 01:00 | Seong-Gook Oh v Hyeong Don Kim | 6-3,6-1 |
| ITF Korea F4 | 2017/06/18 02:00 | Seong-Gook Oh v Dong Woon Kang | 7-5,6-4 |
| ITF Korea F3 | 2017/06/14 01:00 | Seong-Gook Oh v Tae-Woo Lee | 2-6,4-6 |
| ITF Korea F3 Qual | 2017/06/12 03:00 | Seong-Gook Oh v Jun Sang Park | 7-5,7-6 |
| ITF Korea F3 Qual | 2017/06/11 04:30 | Seong-Gook Oh v A-Ram Kim | 6-3,6-1 |
| ITF Korea F3 Qual | 2017/06/10 03:00 | Seong-Gook Oh v In Kyo Jeong | 6-3,6-4 |
| ITF Korea F2 Qual | 2017/06/03 03:00 | Seong-Gook Oh v Jun Sang Park | 4-6,2-6 |
| ITF Korea F1 Qual | 2017/05/29 04:20 | Seong-Gook Oh v Woo Hyeok Jang | 2-6,3-6 |