| WTT Contender - Doha - Femmes | 2021/03/02 13:00 | Yang, Haeun v Hyojoo Choi | W | 3-2 |
| WTT Star Contender Doha - Femmes | 2021/03/07 12:10 | Yang, Haeun v Jia Nan Yuan | L | 2-3 |
| WTT Star Contender Doha - Femmes | 2021/03/07 07:35 | Yang, Haeun v Yuan Wan | W | 3-1 |
| WTT Contender - Doha - Femmes | 2021/03/05 11:00 | Mima Ito v Yang, Haeun | L | 3-0 |
| WTT Contender - Doha - Femmes | 2021/03/04 07:15 | Yang, Haeun v Hyowon Suh | W | 3-0 |
| WTT Contender - Doha - Femmes | 2021/03/03 07:55 | Chen, Szu-Yu v Yang, Haeun | W | 1-3 |
| WTT Contender - Doha - Femmes | 2021/03/02 13:00 | Yang, Haeun v Hyojoo Choi | W | 3-2 |
| WTT Contender - Doha - Femmes | 2021/03/01 10:20 | Giorgia Piccolin v Yang, Haeun | W | 0-3 |
| Austrian Open 2019, WS | 2019/11/12 12:00 | Yang, Haeun v Rui Zhang | L | 1-4 |
| Olympics 2020 - Team Women | 2021/08/03 03:00 | Hyojoo Choi v Xiaona Shan | L | 0-3 |
| Olympics 2020 - Team Women | 2021/08/03 01:30 | Hyojoo Choi v Ying Han | L | 0-3 |
| WTT Star Contender Doha - Femmes | 2021/03/08 11:00 | Dina Meshref v Hyojoo Choi | L | 3-0 |
| WTT Contender - Doha - Femmes | 2021/03/02 13:00 | Yang, Haeun v Hyojoo Choi | L | 3-2 |
| WTT Contender - Doha - Femmes | 2021/03/02 07:40 | Bilenko, Tetyana v Hyojoo Choi | W | 1-3 |
| WTT Contender - Doha - Femmes | 2021/03/01 13:00 | Vorobeva, Olga v Hyojoo Choi | W | 0-3 |
| German Open 2020, WS | 2020/01/30 17:20 | Manyu Wang v Hyojoo Choi | L | 4-0 |
| World Team Olympic Quals Women | 2020/01/26 17:00 | Jia Nan Yuan v Hyojoo Choi | L | 3-0 |