| ITF Korea F2 Qual | 2017/06/04 04:30 | Dong-Kyu Lee v Yeongseok Jeong | 6-4,6-1 |
| ITF Korea F1 | 2017/05/31 01:00 | Dong-Kyu Lee v Seong Chan Hong | 1-6,6-4,4-6 |
| ITF Korea F1 Qual | 2017/05/29 03:40 | Dong-Kyu Lee v Donghwi Shin | 6-3,6-1 |
| ITF Korea F1 Qual | 2017/05/28 01:00 | Dong-Kyu Lee v Jun Sang Park | 6-2,7-5 |
| ITF Indonesia F6 | 2017/04/11 03:00 | Karunuday Singh v Dong-Kyu Lee | 3-6,6-4,6-3 |
| ITF Indonesia F6 | 2017/04/10 03:00 | Dong-Kyu Lee v Arief Rahman | 6-4,6-3 |
| ITF Indonesia F6 | 2017/04/09 04:00 | Dong-Kyu Lee v Dominik Nazaruk | 7-5,6-4 |
| ITF Indonesia F5 Qual | 2017/04/04 03:20 | Dong-Kyu Lee v Dominik Nazaruk | 3-6,7-6,6-7 |
| 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 |