Stadium: Court 5 Round: 29 Ground: Hardcourt indoor
| Challenger Columbus | 2019/06/14 17:00 | Nam, Ji Sung v Zhizhen Zhang | 6-3,6-2 |
| Challenger Columbus | 2019/06/13 21:35 | Gonzalez, Alejandro v Nam, Ji Sung | 4-6,2-6 |
| Challenger Columbus | 2019/06/12 16:10 | Nam, Ji Sung v Wolf, Jeffrey John | 6-4,3-6,6-4 |
| Challenger Columbus | 2019/06/10 22:45 | Cannon Kingsley v Nam, Ji Sung | 5-7,4-6 |
| Little Rock, USA | 2019/06/04 17:50 | Joao Menezes v Nam, Ji Sung | 5-7,6-1,6-2 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/26 03:00 | Nam, Ji Sung v Sekiguchi, Shuichi | 1-6,4-6 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/25 03:00 | Nam, Ji Sung v Shintaro Imai | 6-4,7-5 |
| Nonthaburi, Singles M-ITF-THA-01A | 2019/05/24 04:00 | Nam, Ji Sung v Khumoyun Sultanov | 6-3,6-1 |
| Challenger Columbus | 2019/06/15 15:00 | Thai-Son Kwiatkowski v Torpegaard, Mikael | 4-6,6-7 |
| Challenger Columbus | 2019/06/14 16:50 | Torpegaard, Mikael v Yasutaka Uchiyama | 6-3,6-3 |
| Challenger Columbus | 2019/06/13 18:00 | Torpegaard, Mikael v Smyczek, Tim | 6-2,6-1 |
| Challenger Columbus | 2019/06/12 19:55 | Torpegaard, Mikael v Sarmiento, Raymond | 6-4,7-5 |
| Open de France | 2019/05/22 09:20 | Maden, Yannick v Torpegaard, Mikael | 6-4,4-6,6-2 |
| Open de France | 2019/05/20 10:50 | Torpegaard, Mikael v Noah Rubin | 6-2,6-2 |
| Lisbon, Portugal | 2019/05/13 12:25 | Torpegaard, Mikael v Bernabe Zapata Miralles | 3-6,2-6 |
| Challenger - Savannah | 2019/04/30 19:55 | Sebastian Korda v Torpegaard, Mikael | 6-3,6-3 |