| Open de Suiza | 03/23 11:05 | 4 | Srikanth Kidambi v Cheuk Yiu Lee | W | 0-2 | |
| Open de Suiza | 03/22 12:25 | 5 | Cheuk Yiu Lee v Lakshya Sen | W | 2-0 | |
| All England Open | 03/14 18:05 | 5 | Viktor Axelsen v Cheuk Yiu Lee | L | 2-1 | |
| German Open | 03/11 15:00 | 2 | Cheuk Yiu Lee v Ka Long Angus NG | L | 1-2 | |
| German Open | 03/10 14:50 | 3 | Chia Hao Lee v Cheuk Yiu Lee | W | 0-2 | |
| German Open | 03/09 12:55 | 4 | Christo Popov v Cheuk Yiu Lee | W | 0-2 | |
| German Open | 03/08 13:20 | 5 | Victor Svendsen v Cheuk Yiu Lee | W | 0-2 | |
| Masters de Tailandia | 02/03 06:10 | 3 | Cheuk Yiu Lee v Yu Qi Shi | L | 0-2 | |
| Masters de Tailandia | 02/02 06:00 | 4 | Cheuk Yiu Lee v Kiran George | W | 2-1 | |
| Masters de Tailandia | 02/01 03:20 | 5 | Cheuk Yiu Lee v Riku Hatano | W | 2-0 | |
| Masters de Indonesia | 01/25 03:40 | 5 | Anthony Sinisuka Ginting v Cheuk Yiu Lee | L | 2-0 | |
| Open de India | 01/17 05:10 | 5 | Tien Chen Chou v Cheuk Yiu Lee | L | 2-1 | |
| Open de Malasia | 01/10 04:40 | 5 | Kanta Tsuneyama v Cheuk Yiu Lee | L | 2-1 | |
| Hylo Open | 11/03 08:50 | 4 | Kunlavut Vitidsarn v Cheuk Yiu Lee | L | 2-1 | |
| Hylo Open | 11/02 10:00 | 5 | Rasmus Gemke v Cheuk Yiu Lee | - | Walkover | |
| Open de Francia | 10/29 08:10 | 2 | Cheuk Yiu Lee v Rasmus Gemke | L | 0-2 | |
| Open de Francia | 10/28 10:30 | 3 | Guang Zu Lu v Cheuk Yiu Lee | W | 1-2 | |
| Open de Francia | 10/27 14:40 | 4 | Tzu Wei Wang v Cheuk Yiu Lee | W | 1-2 | |
| Open de Francia | 10/26 14:20 | 5 | Lee Cheuk Yiu v Tien Chen Chou | W | 2-1 | |
| Open de Dinamarca | 10/20 08:20 | 4 | Jonatan Christie v Cheuk Yiu Lee | L | 2-1 | |
| Open de Dinamarca | 10/18 11:00 | 5 | Nhat Nguyen v Cheuk Yiu Lee | W | 0-2 | |
| Open de Japón | 08/30 01:40 | - | Tien Chen Chou v Cheuk Yiu Lee | L | 2-1 | |
| Open de Japón | 08/25 02:00 | 4 | Tien Chen Chou v Cheuk Yiu Lee | L | 2-1 | |
| Campeonato del Mundo | 08/23 01:00 | 5 | Cheuk Yiu Lee v Jan Louda | W | 2-0 | |
| Campeonato del Mundo | 08/22 05:20 | 6 | Cheuk Yiu Lee v Abhinav Manota | W | 2-0 | |
| Open de Singapur | 07/14 04:00 | - | Cheuk Yiu Lee v Tze Yong Ng | L | 0-2 | |
| Open de Singapur | 07/13 03:15 | 5 | Cheuk Yiu Lee v Misha Zilberman | W | 2-0 | |
| Masters de Malasia | 07/06 09:20 | 5 | Chico Aura Dwi Wardoyo v Cheuk Yiu Lee | L | 2-1 | |
| Open de Malasia | 06/30 03:40 | - | Viktor Axelsen v Cheuk Yiu Lee | L | 2-1 | |
| Open de Malasia | 06/28 06:00 | 5 | Cheuk Yiu Lee v Kean Yew Loh | 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.