| Thailand Open | 2018/07/12 08:40 | Kantaphon Wangcharoen v Sitthikom Thammasin | W | 2-0 |
| Giraldilla Int. XD | 2017/10/27 08:30 | Sitthikom Thammasin v Kantaphon Wangcharoen | L | 2-0 |
| All England Open | 2018/12/14 10:00 | Kantaphon Wangcharoen v Sameer Verma | L | 0-2 |
| All England Open | 2018/12/13 03:30 | Kento Momota v Kantaphon Wangcharoen | L | 2-0 |
| World Tour Finals | 2018/12/12 05:00 | Tommy Sugiarto v Kantaphon Wangcharoen | L | 2-1 |
| Indonesia Masters - vegyes páros | 2018/11/15 12:00 | Kantaphon Wangcharoen v Kenta Nishimoto | L | 1-2 |
| Indonesia Masters - vegyes páros | 2018/11/14 10:30 | Ka Long Angus Ng v Kantaphon Wangcharoen | W | 0-2 |
| All England Open | 2018/11/06 07:20 | Long Chen v Kantaphon Wangcharoen | L | 2-1 |
| All England Open | 2018/10/26 18:13 | Kantaphon Wangcharoen v Rasmus Gemke | L | 1-2 |
| French Open | 2018/10/26 15:30 | Kantaphon Wangcharoen v Rasmus Gemke | L | 1-2 |
| Giraldilla Int. XD | 2018/11/30 06:50 | Joo Ven Soong v Sitthikom Thammasin | W | 1-2 |
| Giraldilla Int. XD | 2018/11/29 09:00 | Sitthikom Thammasin v Misha Zilberman | W | 2-1 |
| Giraldilla Int. XD | 2018/11/28 10:30 | Sitthikom Thammasin v Firman Abdul Kholik | W | 2-1 |
| Giraldilla Int. XD | 2018/11/24 09:40 | Sitthikom Thammasin v Guangzu Lu | L | 1-2 |
| Giraldilla Int. XD | 2018/11/23 10:30 | Parupalli Kashyap v Sitthikom Thammasin | W | 0-2 |
| Giraldilla Int. XD | 2018/11/22 09:10 | Sitthikom Thammasin v Milan Ludik | W | 2-0 |
| Giraldilla Int. XD | 2018/11/21 07:30 | Sitthikom Thammasin v Jia Wei Tan | W | 2-0 |
| Giraldilla Int. XD | 2018/11/03 07:09 | Hyun Il Lee v Sitthikom Thammasin | L | 2-1 |