| ITF Korea F1 | 2017/05/31 04:05 | Ji Hoon Son v Tae-Woo Lee | 3-6,6-0,3-6 |
| Challenger Busan Qual | 2017/05/14 05:45 | Ji Hoon Son v Daniel Nguyen | 1-6,5-7 |
| Challenger Busan Qual | 2017/05/13 03:30 | Ji Hoon Son v Jay Clarke | 7-6,6-4 |
| Challenger Seoul Qual | 2017/05/06 01:00 | Ji Hoon Son v Luke Saville | 3-6,4-6 |
| Challenger Gimcheon Qual | 2017/04/29 01:00 | Max Purcell v Ji Hoon Son | 6-1,6-3 |
| ITF Korea F8 | 2016/09/06 04:30 | Jeamoon Lee v Ji Hoon Son | 6-3,6-4 |
| ITF Korea F8 | 2016/08/23 01:30 | Ji Hoon Son v Yong-Kyu Lim | 1-6,4-6 |
| ITF Korea F1 | 2016/06/15 05:35 | Min Hyeok Cho v Ji Hoon Son | 6-1,6-0 |
| ITF Korea F2 Qual | 2017/06/05 03:00 | Hyeong Jin Cho v Byeonghun Kim | 6-1,1-6,7-5 |
| ITF Korea F2 Qual | 2017/06/04 04:30 | Hyeong Jin Cho v Young Min Joo | 3-6,6-4,7-5 |
| ITF Korea F1 Qual | 2017/05/27 02:00 | Dong-Hak Sin v Hyeong Jin Cho | 6-3,6-4 |
| Challenger Seoul Qual | 2017/05/06 01:00 | Chan-Yeong Oh v Hyeong Jin Cho | 6-1,6-2 |
| ITF Korea F1 Qual | 2016/06/11 01:00 | A-Ram Kim v Hyeong Jin Cho | 6-0,6-3 |
| ITF Turkey F15 | 2016/04/14 09:35 | Hyeong Jin Cho v Marc Sieber | 1-6,1-6 |
| ITF Turkey F15 | 2016/04/13 07:00 | Hyeong Jin Cho v Matteo Marfia | 1-6,6-3,6-4 |
| ITF Turkey F15 | 2016/04/11 08:00 | Piotr Grynkowski v Hyeong Jin Cho | 4-6,4-6 |