Stadium: Court 1 Round: 24 Ground: Hardcourt outdoor
| ITF M25 Nonthaburi | 2019/05/26 03:00 | Ji Sung Nam v Shuichi Sekiguchi | 1-6,4-6 |
| ITF M25 Nonthaburi | 2019/05/25 03:00 | Ji Sung Nam v Shintaro Imai | 6-4,7-5 |
| ITF M25 Nonthaburi | 2019/05/24 04:00 | Ji Sung Nam v Khumoyun Sultanov | 6-3,6-1 |
| ITF M25 Nonthaburi | 2019/05/23 06:00 | Ji Sung Nam v Ryota Tanuma | 7-6,6-3 |
| Challenger Gwangju | 2019/05/14 06:00 | Ji Sung Nam v Yuichi Sugita | 2-6,2-6 |
| Challenger Gwangju | 2019/05/13 02:00 | Ji Sung Nam v Rio Noguchi | 6-2,6-1 |
| Challenger Busan | 2019/05/06 07:40 | Cem Ilkel v Ji Sung Nam | 6-4,7-6 |
| Challenger Seoul | 2019/05/01 02:00 | Ji Sung Nam v Ramkumar Ramanathan | 3-6,6-7 |
| Challenger Puerto Vallarta | 2019/04/30 22:50 | Victor Estrella Burgos v Mirza Basic | 0-6,3-6 |
| Challenger Puerto Vallarta | 2019/04/29 23:00 | Victor Estrella Burgos v Gerardo L Villasenor | 6-1,6-2 |
| Challenger Leon | 2019/04/23 18:00 | Victor Estrella Burgos v Marc-Andrea Huesler | 6-7,2-6 |
| Challenger San Luis Potosi | 2019/04/15 22:35 | Victor Estrella Burgos v Ernesto Escobedo | 5-7,1-6 |
| Challenger Monterrey | 2019/04/03 17:00 | Sebastian Ofner v Victor Estrella Burgos | 7-6,1-6,6-4 |
| Challenger Monterrey | 2019/04/02 18:05 | Luis Patino v Victor Estrella Burgos | 1-6,6-3,1-6 |
| Challenger Morelos | 2019/02/19 00:30 | Steven Diez v Victor Estrella Burgos | 7-5,6-0 |
| Challenger Cleveland | 2019/01/29 17:35 | Liam Broady v Victor Estrella Burgos | 6-3,7-6 |