| Swiss Open WD Qual | 02/22 10:20 | 4 | Sitthikom Thammasin v Kantaphon Wangcharoen | - | Retired | |
| Giraldilla Int. XD | 02/21 09:20 | 5 | Sitthikom Thammasin v Takuma Ueda | W | 2-1 | |
| Giraldilla Int. XD | 01/10 06:30 | 5 | Panji A Maulana v Sitthikom Thammasin | L | 2-0 | |
| Macau Open | 11/09 05:30 | 4 | Kuei Chun Shih v Thammasin Sitthikom | L | 2-1 | |
| Macau Open | 11/08 02:50 | 5 | Adulrach Namkul v Thammasin Sitthikom | W | 0-2 | |
| Macau Open | 11/07 11:40 | 6 | Sitthikom Thammasin v Jen Hao Hsu | - | Retired | |
| Giraldilla Int. XD | 10/29 06:00 | 1 | Shesar H Rhustavito v Thammasin Sitthikom | L | 2-0 | |
| Giraldilla Int. XD | 10/28 08:00 | 1 | Thammasin Sitthikom v Adulrach Namkul | W | 2-0 | |
| Giraldilla Int. XD | 10/27 08:30 | 1 | Thammasin Sitthikom v Kantaphon Wangcharoen | W | 2-0 | |
| Giraldilla Int. XD | 10/25 03:20 | 1 | Sitthikom Thammasin v Vega Vio Nirwanda | W | 2-1 | |
| Giraldilla Int. XD | 09/08 12:25 | 3 | Sitthikom Thammasin v Suppanyu Avihingsanon | L | 1-2 | |
| Giraldilla Int. XD | 09/07 08:50 | 4 | Panji Ahmad Maulana v Sitthikom Thammasin | W | 0-2 | |
| Giraldilla Int. XD | 09/06 12:40 | 5 | Sitthikom Thammasin v Yu Hsien Lin | W | 2-0 | |
| Giraldilla Int. XD | 09/05 12:40 | 6 | Sitthikom Thammasin v Kunlavut Vitidsarn | W | 2-0 |