| Giraldilla Int. XD | 2018/04/05 04:40 | Minoru Koga v Sitthikom Thammasin | L | 2-0 |
| Giraldilla Int. XD | 2018/02/21 09:20 | Sitthikom Thammasin v Takuma Ueda | W | 2-1 |
| Giraldilla Int. XD | 2018/01/10 06:30 | Panji Ahmad Maulana v Sitthikom Thammasin | L | 2-0 |
| Macau Open | 2017/11/09 05:30 | Kuei Chun Shih v Sitthikom Thammasin | L | 2-1 |
| Macau Open | 2017/11/08 02:50 | Adulrach Namkul v Sitthikom Thammasin | W | 0-2 |
| Giraldilla Int. XD | 2017/10/29 06:00 | Shesar Hiren Rhustavito v Sitthikom Thammasin | L | 2-0 |
| Giraldilla Int. XD | 2017/10/28 08:00 | Sitthikom Thammasin v Adulrach Namkul | W | 2-0 |
| Giraldilla Int. XD | 2017/10/27 08:30 | Sitthikom Thammasin v Kantaphon Wangcharoen | W | 2-0 |
| Indonesia Masters XD | 2018/04/26 15:00 | Jan O Jorgensen v Mark Caljouw | L | 2-0 |
| Indonesia Masters XD | 2018/04/25 12:00 | Sergey Sirant v Mark Caljouw | W | 0-2 |
| Giraldilla Int. XD | 2018/04/01 12:30 | Mark Caljouw v Rasmus Gemke | W | 2-1 |
| Giraldilla Int. XD | 2018/03/31 17:10 | Sameer Verma v Mark Caljouw | W | 1-2 |
| Giraldilla Int. XD | 2018/03/30 17:00 | Mark Caljouw v Jan O Jorgensen | W | 2-0 |
| Giraldilla Int. XD | 2018/03/29 11:30 | Mark Caljouw v Victor Svendsen | W | 2-0 |
| Giraldilla Int. XD | 2018/03/28 10:30 | Mark Caljouw v Iikka Heino | W | 2-0 |
| All England Open | 2018/03/14 13:40 | Mark Caljouw v Ka Long Angus Ng | L | 0-2 |