| Challenger Bangkok 1A | 02/21 05:40 | 26 | Prajnesh Gunneswaran v Soonwoo Kwon | View | |
| Challenger Bangkok 1A | 02/20 03:00 | 25 | [290] Goncalo Oliveira v Soonwoo Kwon [225] | 2-6,7-6,1-6 | |
| Challenger Bangkok | 02/15 04:00 | 27 | [235] Soonwoo Kwon v Tatsuma Ito [141] | 3-6,6-4,1-6 | |
| Challenger Bangkok | 02/14 05:20 | 26 | [235] Soonwoo Kwon v Oriol Roca Batalla [385] | 6-1,6-1 | |
| Challenger Bangkok | 02/13 03:00 | 25 | [177] Hiroki Moriya v Soonwoo Kwon [235] | 1-6,5-7 | |
| Challenger Bangkok | 02/12 03:00 | 24 | [235] Soonwoo Kwon v Sasi Kumar Mukund [271] | 6-1,6-1 | |
| Challenger Chennai | 02/07 06:30 | 26 | [240] Soonwoo Kwon v Brydan Klein [395] | 4-6,6-4,3-6 | |
| Challenger Chennai | 02/06 05:40 | 25 | Soonwoo Kwon v Alexander Zhurbin | 6-1,6-2 | |
| Australian Open | 01/09 00:30 | 44 | [192] Yosuke Watanuki v Soonwoo Kwon [239] | 7-5,6-4 | |
| Challenger Kobe | 11/16 04:50 | 27 | [80] Yoshihito Nishioka v Soonwoo Kwon [240] | 6-1,3-6,6-4 | |
| Challenger Kobe | 11/15 02:00 | 26 | [329] Akira Santillan v Soonwoo Kwon [240] | 2-6,7-5,6-7 | |
| Challenger Kobe | 11/14 03:20 | 25 | [298] Renta Tokuda v Soonwoo Kwon [240] | 3-6,6-1,1-6 | |
| Challenger Shenzhen 2 | 10/30 05:10 | 25 | [198] Soonwoo Kwon v Tsung-Hua Yang [268] | 5-7,3-6 | |
| Challenger Kaohsiung | 09/23 07:55 | - | [42] Gael Monfils v Soonwoo Kwon [268] | 6-4,2-6,6-1 | |
| Challenger Kaohsiung | 09/22 06:30 | - | [268] Soonwoo Kwon v Malek Jaziri [70] | 6-3,6-4 | |
| Challenger Kaohsiung | 09/21 06:00 | - | [268] Soonwoo Kwon v Brayden Schnur [261] | 6-3,6-4 | |
| Challenger Kaohsiung | 09/19 09:30 | 26 | [131] Lloyd Harris v Soonwoo Kwon [268] | 3-6,5-7 | |
| Challenger Kaohsiung | 09/18 05:40 | 25 | [479] Tung-Lin Wu v Soonwoo Kwon [268] | 3-6,2-6 | |
| Challenger Kaohsiung | 09/17 05:00 | - | [270] Soonwoo Kwon v Yuta Shimizu [405] | 3-6,6-3,6-4 | |
| Challenger Kaohsiung | 09/16 06:55 | - | Soonwoo Kwon v Chien-Hsun Lo | 6-0,7-6 | |
| Challenger Kaohsiung | 09/15 05:20 | 45 | Soonwoo Kwon v Cheng-Yu Yu | 6-2,6-4 | |
| Challenger Shanghai | 09/12 06:00 | - | [270] Soonwoo Kwon v Alessandro Bega [339] | 5-7,3-6 | |
| Challenger Shanghai | 09/10 04:55 | - | [163] Tatsuma Ito v Soonwoo Kwon [272] | 2-6,0-0 | |
| Challenger Zhangjiagang | 09/05 02:00 | - | Dayne Kelly v Soonwoo Kwon | 7-6,7-5 | |
| ITF Korea F3 | 06/23 02:10 | - | [247] Soonwoo Kwon v Yunseong Chung [454] | 4-6,4-6 | |
| ITF Korea F3 | 06/22 04:55 | - | Soonwoo Kwon v Jumpei Yamasaki | 6-3,6-1 | |
| ITF Korea F3 | 06/21 03:20 | - | Soonwoo Kwon v Chukang Wang | 6-1,6-1 | |
| ITF Korea F3 | 06/19 07:15 | - | Soonwoo Kwon v Ilsang Yoon | 6-1,6-0 | |
| Challenger Gimcheon | 05/12 05:15 | - | [187] Soonwoo Kwon v Vasek Pospisil [88] | 1-6,2-6 | |
| Challenger Gimcheon | 05/11 05:00 | - | [114] Mackenzie McDonald v Soonwoo Kwon [187] | 5-7,5-7 |