Stadium: Show Court 1 Round: 25 Ground: Hardcourt outdoor
| Challenger Chengdu | 2019/08/04 03:30 | Yuichi Sugita v Hyeon Chung | 4-6,3-6 |
| Challenger Chengdu | 2019/08/03 05:30 | Tatsuma Ito v Hyeon Chung | 2-6,6-7 |
| Challenger Chengdu | 2019/08/02 04:00 | Ji Sung Nam v Hyeon Chung | 6-7,6-1,3-6 |
| Challenger Chengdu | 2019/08/01 03:00 | Di Wu v Hyeon Chung | 6-7,7-6,3-6 |
| Challenger Chengdu | 2019/07/30 08:10 | Kento Takeuchi v Hyeon Chung | 3-6,2-6 |
| ATP Rotterdam | 2019/02/11 20:05 | Hyeon Chung v Nikoloz Basilashvili | 6-4,6-7,2-6 |
| Australian Open | 2019/01/17 03:40 | Hyeon Chung v Pierre-Hugues Herbert | 2-6,6-1,2-6,4-6 |
| Australian Open | 2019/01/15 01:40 | Hyeon Chung v Bradley Klahn | 6-7,6-7,6-3,6-2,6-4 |
| Challenger Yokkaichi | 2019/08/05 03:25 | Matthew Romios v Benjamin Lock | 6-7,6-2,6-2 |
| Challenger Chengdu | 2019/08/01 06:15 | Matthew Romios v Tatsuma Ito | 2-6,1-6 |
| Challenger Chengdu | 2019/07/29 08:50 | Matthew Romios v Sidharth Rawat | 7-6,6-4 |
| ITF M25 Nonthaburi | 2019/07/25 04:25 | Blake Ellis v Matthew Romios | 6-7,6-1,7-6 |
| ITF M25 Nonthaburi | 2019/07/24 07:25 | Matthew Romios v Kelsey Stevenson | 6-1,7-6 |
| ITF M15 Cancun | 2019/06/11 15:35 | Matthew Romios v Brandon Walkin | 3-6,6-2,3-6 |
| ITF M15 Cancun | 2019/06/04 13:30 | Isaac Stoute v Matthew Romios | 6-2,6-3 |
| ITF M15 Cancun | 2019/05/29 15:05 | Brandon Walkin v Matthew Romios | 2-6,7-5,6-2 |