| Swiss Open - Frauen | 2021/03/03 15:30 | Saina Nehwal v Phittayaporn Chaiwan | W | 1-2 |
| Thailand Open - Frauen | 2021/01/20 02:40 | Phittayaporn Chaiwan v Se Young An | L | 0-2 |
| Thailand Open - Frauen | 2021/01/12 04:25 | Phittayaporn Chaiwan v Ga Eun Kim | L | 0-2 |
| All England Open - Frauen | 2020/03/11 12:20 | Phittayaporn Chaiwan v Line Kjaersfeldt | L | 1-2 |
| Spain Masters - Frauen | 2020/02/21 15:20 | Carolina Marin v Phittayaporn Chaiwan | L | 2-0 |
| Spain Masters - Frauen | 2020/02/20 14:15 | Iris Wang v Phittayaporn Chaiwan | W | 1-2 |
| Asia Team Championships - Damen | 2020/02/13 04:00 | Phittayaporn Chaiwan v Choirunnisa Choirunnisa | W | 2-0 |
| Thailand Masters - Frauen | 2020/01/23 06:00 | Akane Yamaguchi v Phittayaporn Chaiwan | L | 2-0 |
| Swiss Open - Frauen | 2021/03/03 16:00 | Xuefei Qi v Ji Hyun Sung | W | 0-2 |
| Thailand Open - Frauen | 2021/01/21 07:30 | Ratchanok Intanon v Ji Hyun Sung | L | 2-1 |
| Thailand Open - Frauen | 2021/01/19 05:10 | Ji Hyun Sung v Soniia Cheah | W | 2-0 |
| Thailand Open - Frauen | 2021/01/14 02:40 | Michelle Li v Ji Hyun Sung | L | 2-0 |
| Thailand Open - Frauen | 2021/01/12 03:00 | Gregoria Mariska Tunjung v Ji Hyun Sung | W | 1-2 |
| All England Open - Frauen | 2020/03/12 15:10 | Pusarla V. Sindhu v Ji Hyun Sung | L | 2-0 |
| All England Open - Frauen | 2020/03/11 11:35 | Nitchaon Jindapol v Ji Hyun Sung | W | 0-2 |
| Asia Team Championships - Damen | 2020/02/16 03:00 | Sayaka Takahashi v Ji Hyun Sung | L | 2-0 |