Stadium: Court 4 Round: 62 Ground: Hardcourt outdoor
| Challenger Gwangju | 2019/05/14 03:30 | Yan Bai v Ji Hoon Son | 7-6,2-6,6-3 |
| Challenger Seoul | 2019/04/29 02:00 | Ji Sung Nam v Ji Hoon Son | 6-3,6-2 |
| ITF Korea F5 | 2018/08/24 01:15 | Ji Sung Nam v Ji Hoon Son | 6-4,6-2 |
| ITF Korea F5 | 2018/08/23 05:15 | Woo Hyeok Jang v Ji Hoon Son | 6-7,1-6 |
| ITF Korea F5 | 2018/08/21 01:00 | Ren Nakamura v Ji Hoon Son | 6-4,4-6,3-6 |
| Challenger Gwangju | 2018/08/14 06:30 | Bradley Mousley v Ji Hoon Son | 6-3,6-2 |
| Challenger Gwangju Qual | 2018/08/13 01:00 | Yuya Kibi v Ji Hoon Son | 3-6,4-6 |
| Challenger Gwangju Qual | 2018/08/11 03:35 | Ji Hoon Son v Xin Gao | 7-5,6-3 |
| ITF M15 Sharm El Sheikh | 2019/11/20 11:15 | Mauro De Maio v Alexey Zakharov | 4-6,0-6 |
| ITF M15 Sharm El Sheikh | 2019/11/19 09:25 | Mauro De Maio v Noel Larwig | 6-1,6-2 |
| ITF M15 Sharm El Sheikh | 2019/11/18 10:30 | Mauro De Maio v Tomas Papik | 7-6,3-6,10-6 |
| ITF M15 Sharm El Sheikh | 2019/11/12 08:00 | Lasse Muscheites v Mauro De Maio | 6-3,7-6 |
| ITF M15 Sharm El Sheikh | 2019/11/11 08:00 | Rotem Sobol v Mauro De Maio | 0-6,2-6 |
| ITF M15 Sharm El Sheikh | 2019/11/10 07:00 | Pelle Boerma v Mauro De Maio | 6-7,6-7 |
| ITF M15 Cairo | 2019/09/19 11:15 | Mauro De Maio v Simone Roncalli | 7-5,2-6,2-6 |
| ITF M15 Cairo | 2019/09/18 15:05 | Adrian Exposito v Mauro De Maio | 6-3,1-6,1-6 |