| Indonesia Masters XD | 11/29 03:00 | 5 | 이, 찌아 하오 v Lee, Yoon Kyu | L | 2-0 | |
| Indonesia Masters XD | 11/28 08:00 | 6 | Lee, Yoon Kyu v Choi, Hyun Beom | W | 2-1 | |
| German Open 2019, WD, Qualification | 11/28 05:47 | - | Lee, Yoon Kyu v Su Ho Hong | W | 2-0 | |
| German Open 2019, WD, Qualification | 11/28 02:20 | - | Lee, Yoon Kyu v Min Woo Kang | W | 2-0 |