Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Hong Kong | 2023/08/31 04:25 | Duckhee Lee v Kasidit Samrej | 2-6,2-6 |
| ITF M15 Kuala Lumpur | 2023/11/29 01:30 | Duckhee Lee v Seungmin Park | 6-4,2-6,6-1 |
| ITF M15 Ipoh Perak | 2023/11/24 02:00 | Alexey Zakharov v Duckhee Lee | 6-4,6-4 |
| ITF M15 Ipoh Perak | 2023/11/23 02:30 | Andrea Bacaloni v Duckhee Lee | 3-6,3-6 |
| ITF M15 Ipoh Perak | 2023/11/21 08:35 | Darrshan Suresh Kumar v Duckhee Lee | 1-6,3-6 |
| ITF M25 Hong Kong | 2023/09/07 02:30 | Duckhee Lee v Ryuki Matsuda | 6-3,4-6,4-6 |
| ITF M25 Hong Kong | 2023/09/06 06:00 | Luca Castelnuovo v Duckhee Lee | 6-3,4-6,5-7 |
| ITF M25 Hong Kong | 2023/08/31 04:25 | Duckhee Lee v Kasidit Samrej | 2-6,2-6 |
| ITF M25 Hong Kong | 2023/08/29 02:00 | Duckhee Lee v Ye Cong Mo | 7-6,6-0 |
| ITF M25 Hua Hin | 2023/11/14 03:00 | Kasidit Samrej v Nam Hoang Ly | 7-5,2-6,3-6 |
| Davis Cup | 2023/09/15 03:50 | Rubin Statham v Kasidit Samrej | 6-2,7-6 |
| ITF M25 Hong Kong | 2023/09/06 02:00 | Jie Cui v Kasidit Samrej | 6-3,6-2 |
| ITF M25 Hong Kong | 2023/09/03 06:30 | Kasidit Samrej v Sanhui Shin | 5-7,6-7 |
| ITF M25 Hong Kong | 2023/09/03 02:00 | Takuya Kumasaka v Kasidit Samrej | 3-6,6-1,5-10 |
| ITF M25 Hong Kong | 2023/08/31 04:25 | Duckhee Lee v Kasidit Samrej | 2-6,2-6 |
| ITF M25 Hong Kong | 2023/08/30 02:00 | Kasidit Samrej v Tatsuma Ito | 6-1,6-4 |
| ITF M15 Nakhon Si Thammarat | 2023/08/27 02:00 | Grigoriy Lomakin v Kasidit Samrej | 7-6,4-6,6-3 |