| Indonesia Open | 06/17 07:40 | - | Jun Peng Zhao v Cheuk Yiu Lee | L | 2-1 | |
| Indonesia Open | 06/16 05:20 | - | Cheuk Yiu Lee v Tien Chen Chou | W | 2-0 | |
| Indonesia Open | 06/15 03:00 | 5 | Cheuk Yiu Lee v Daren Liew | W | 2-0 | |
| Indonesia Masters | 06/09 02:20 | - | Cheuk Yiu Lee v Tien Chen Chou | L | 1-2 | |
| Indonesia Masters | 06/08 03:40 | - | Tommy Sugiarto v Cheuk Yiu Lee | W | 1-2 | |
| Asia Championships | 04/28 01:20 | 4 | Chico Aura Dwi Wardoyo v Cheuk Yiu Lee | L | 2-0 | |
| Asia Championships | 04/27 01:40 | 5 | Cheuk Yiu Lee v Bahaedeen A Alshannik | W | 2-1 | |
| Swiss Open | 03/23 08:40 | - | Toma Junior Popov v Cheuk Yiu Lee | L | 2-0 | |
| All England Open | 03/16 21:10 | 5 | Cheuk Yiu Lee v Kwang Hee Heo | L | 1-2 | |
| German Open | 03/10 13:10 | 4 | H.S. Prannoy v Cheuk Yiu Lee | L | 2-0 | |
| German Open | 03/08 15:25 | 5 | Cheuk Yiu Lee v Shesar Hiren Rhustavito | W | 2-1 | |
| Mistrovství světa | 12/16 13:00 | - | Cheuk Yiu Lee v Anders Antonsen | L | 0-2 | |
| Mistrovství světa | 12/15 13:30 | 6 | Ade Resky Dwicahyo v Cheuk Yiu Lee | W | 0-2 | |
| Mistrovství světa | 12/13 08:40 | 6 | Howard Shu v Cheuk Yiu Lee | W | 0-2 | |
| Indonesia Open | 11/23 05:40 | - | Tien Chen Chou v Cheuk Yiu Lee | L | 2-0 | |
| Indonesia Masters | 11/17 08:20 | 5 | Cheuk Yiu Lee v Viktor Axelsen | L | 0-2 | |
| Hylo Open | 11/04 18:00 | - | Cheuk Yiu Lee v Kunlavut Vitidsarn | L | 0-2 | |
| Hylo Open | 11/02 09:20 | - | Cheuk Yiu Lee v Daren Liew | W | 2-0 | |
| French Open | 10/29 15:30 | 3 | Cheuk Yiu Lee v Kanta Tsuneyama | L | 0-2 | |
| French Open | 10/28 11:20 | - | Cheuk Yiu Lee v Thomas Rouxel | W | 2-0 | |
| French Open | 10/26 16:20 | 5 | Anders Antonsen v Cheuk Yiu Lee | W | 0-2 | |
| Denmark Open | 10/23 10:40 | - | Cheuk Yiu Lee v Viktor Axelsen | L | 0-2 | |
| Denmark Open | 10/22 13:00 | - | Cheuk Yiu Lee v Tien Chen Chou | W | 2-1 | |
| Denmark Open | 10/21 11:00 | - | Cheuk Yiu Lee v Ka Long Angus Ng | W | 2-1 | |
| Denmark Open | 10/20 15:05 | 5 | Cheuk Yiu Lee v Shesar Hiren Rhustavito | W | 2-0 | |
| Thailand Open | 01/22 06:40 | 3 | Hans-Kristian Vittinghus v Cheuk Yiu Lee | L | 2-1 | |
| Thailand Open | 01/21 03:00 | 4 | Anthony Sinisuka Ginting v Cheuk Yiu Lee | W | 1-2 | |
| Thailand Open | 01/19 07:25 | 5 | Mark Caljouw v Cheuk Yiu Lee | W | 1-2 | |
| Thailand Open | 01/15 04:20 | 3 | Ka Long Angus Ng v Cheuk Yiu Lee | L | 2-0 | |
| Thailand Open | 01/14 04:25 | 4 | Cheuk Yiu Lee v Daren Liew | W | 2-0 |
Lee Cheuk Yiu (Chinese: 李卓耀; born 28 August 1996) is a Hong Kong badminton player.
Lee reached the final of the 2019 Hong Kong Open, after quarter- and semi-final wins against former world champion Viktor Axelsen and former world number one Srikanth Kidambi respectively. He eventually won against Anthony Sinisuka Ginting and secured his first title in a BWF World Tour tournament.