Stadium: Center Court Round: 28 Ground: Hardcourt outdoor
| Davis Cup | 2023/09/17 15:05 | Alejandro Davidovich Fokina v Soonwoo Kwon | 6-4,6-4 |
| Davis Cup | 2023/09/14 16:10 | Jiri Lehecka v Soonwoo Kwon | 6-1,7-5 |
| Davis Cup | 2023/09/12 15:25 | Laslo Djere v Soonwoo Kwon | 4-6,6-2,6-2 |
| Challenger Istanbul | 2023/09/04 10:00 | Soonwoo Kwon v Nick Hardt | 0-6,1-6 |
| US Open | 2023/08/28 21:05 | Soonwoo Kwon v Christopher Eubanks | 3-6,4-6,6-0,4-6 |
| ATP Doha | 2023/02/22 15:40 | Alejandro Davidovich Fokina v Soonwoo Kwon | 6-3,6-2 |
| ATP Doha | 2023/02/21 15:35 | Abedallah Shelbayh v Soonwoo Kwon | 3-6,6-3,4-6 |
| ATP Rotterdam | 2023/02/14 13:20 | Soonwoo Kwon v Alexander Zverev | 4-6,6-7 |
| Challenger Nonthaburi | 2024/01/09 03:00 | Brandon Holt v Seong Chan Hong | 6-2,6-2 |
| Challenger Nonthaburi | 2024/01/05 04:00 | Lucas Pouille v Seong Chan Hong | 6-3,6-3 |
| Challenger Nonthaburi | 2024/01/04 05:15 | Seong Chan Hong v Marat Sharipov | 3-6,6-3,6-2 |
| Challenger Nonthaburi | 2024/01/03 04:45 | Mark Lajal v Seong Chan Hong | 6-2,4-6,5-7 |
| Challenger Nonthaburi | 2024/01/02 05:55 | Seong Chan Hong v Pierre-Hugues Herbert | 6-4,2-6,6-3 |
| Challenger Nonthaburi | 2024/01/01 04:35 | Seong Chan Hong v Hady Habib | 4-6,6-3,6-2 |
| Challenger Nonthaburi | 2023/12/31 06:00 | Seong Chan Hong v Nick Hardt | 1-6,6-1,6-3 |
| Challenger Yokkaichi | 2023/11/27 03:45 | Seong Chan Hong v Omar Jasika | 7-6,4-6,2-6 |