Stadium: Court 3 Round: 25 Ground: Clay
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/21 01:00 | Yeongseok Jeong v Sanhui Shin | 2-6,6-1,2-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/20 03:50 | Glvac, Andrej v Yeongseok Jeong | 6-7,2-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/19 01:00 | Yeongseok Jeong v Liu, Shao-Fan | 2-6,6-1,6-1 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/18 01:00 | Yeongseok Jeong v Choi, Jae-Won | 6-4,4-6,10-4 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/17 02:10 | Yeongseok Jeong v Han, Seong Jae | 6-1,6-3 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/12 05:40 | Dominik Palan v Yeongseok Jeong | 6-1,6-3 |
| ITF M15 Daegu | 2019/06/06 03:40 | Oh, Seong-Gook v Yeongseok Jeong | 6-1,6-2 |
| ITF M15 Daegu | 2019/06/05 02:55 | Yeongseok Jeong v Dominik Palan | 2-6,6-3,6-0 |
| ITF M15 Anseong | 2019/06/25 02:30 | Winter Meagher v Kim, Geun Jun | 3-6,4-6 |
| ITF M15 Anseong | 2019/06/24 03:00 | Park, Sung Jun v Kim, Geun Jun | 3-6,3-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/11 02:35 | Kim, Geun Jun v Lee, Jeong Heon | 6-2,1-6,4-10 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/10 04:25 | Kim, Geun Jun v Chang, Chen | 6-1,6-1 |
| ITF M15 Daegu | 2019/06/05 04:35 | Kim, Geun Jun v Taisei Ichikawa | 1-6,2-6 |
| ITF M15 Daegu | 2019/06/04 02:55 | Kim, Geun Jun v Lee, Woo Young | 6-1,6-1 |
| ITF M15 Daegu | 2019/06/03 05:50 | Kim, Geun Jun v Chang, Chen | 6-2,6-1 |
| ITF Korea F6 | 2018/08/28 05:00 | Kim, Geun Jun v Sin, Dong-Hak | 2-6,3-6 |