| Korea Masters 2019, MS, Qualification | 11/19 02:10 | - | Ha, Young Woong v Kim, Donghun (1993) | L | 0-2 | |
| Indonesia International Challenge 2019, MS | 10/24 10:20 | 4 | Krishna Adi Nugraha v Ha, Young Woong | L | 2-1 | |
| Indonesia International Challenge 2019, MS | 10/23 09:20 | 5 | Setiabudi, Bobby v Ha, Young Woong | W | 1-2 | |
| Indonesia International Challenge 2019, MS | 10/22 11:55 | 6 | Ha, Young Woong v Koga, Minoru | W | 2-1 | |
| Korea Open 2019, MS, Qualification | 09/24 01:40 | - | Jun Peng Zhao v Ha, Young Woong | L | 2-0 | |
| Vietnam Int. | 04/09 12:00 | - | Wong, H. S. v Ha, Young Woong | W | 0-2 | |
| Osaka Int. | 04/04 01:20 | - | Omoto, S. v Ha, Young Woong | L | 2-0 | |
| China Masters | 03/14 09:55 | 4 | Lakshya Sen v Ha, Young Woong | L | 2-0 | |
| China Masters | 03/13 13:20 | 5 | Ha, Young Woong v Shesar Hiren Rhustavito | W | 2-1 | |
| China Masters | 03/12 10:40 | 6 | Chun, K. L. v Ha, Young Woong | W | 0-2 | |
| Giraldilla Int. XD | 11/28 09:10 | 5 | Joo Ven Soong v Ha, Young Woong | L | 2-1 | |
| Open de Suisse - Doubles Femmes - Qualif. | 11/27 04:24 | - | Yu Jen Chi v Ha, Young Woong | W | 0-2 |