| Thailand Masters | 02/01 06:40 | 5 | Thammasin Sitthikom v Anders Antonsen | L | 0-2 | |
| Indonesia Masters | 01/25 01:20 | 5 | Sitthikom Thammasin v Guang Zu Lu | L | 1-2 | |
| Australian Open | 11/16 02:40 | 5 | Koki Watanabe v Sitthikom Thammasin | L | 2-0 | |
| Hylo Open | 11/01 14:50 | 5 | Sitthikom Thammasin v Daren Liew | L | 0-2 | |
| French Open | 10/27 11:40 | 4 | Viktor Axelsen v Sitthikom Thammasin | L | 2-0 | |
| French Open | 10/26 08:00 | 5 | Yuqi Shi v Sitthikom Thammasin | W | 0-2 | |
| French Open | 10/26 08:00 | - | Shi Yu Qi v Sitthikom Thammasin | W | 0-2 | |
| Denmark Open | 10/18 07:00 | 5 | Kean Yew Loh v Sitthikom Thammasin | L | 2-0 | |
| Japan Open | 08/30 03:00 | - | Guang Zu Lu v Sitthikom Thammasin | L | 2-1 | |
| VM | 08/25 04:10 | 4 | Viktor Axelsen v Sitthikom Thammasin | L | 2-0 | |
| VM | 08/23 01:00 | 5 | Sitthikom Thammasin v Tze Yong Ng | W | 2-1 | |
| VM | 08/22 00:15 | 6 | Kanta Tsuneyama v Sitthikom Thammasin | W | 1-2 |