| Dutch Open | 2023/10/12 16:05 | Matthias Kicklitz v Lucas Claerbout | L | 1-2 |
| Scottish Open | 2023/10/06 11:20 | Nhat Nguyen v Matthias Kicklitz | L | 2-1 |
| Brazil Int. | 2023/08/12 12:40 | Matthias Kicklitz v Ygor Coelho | L | 0-2 |
| Brazil Int. | 2023/08/11 17:30 | Matthias Kicklitz v Bernardo Atilano | W | 2-1 |
| Brazil Int. | 2023/08/10 13:20 | Erick Furuchi v Matthias Kicklitz | W | 0-2 |
| Nantes Int. Qual | 2023/06/15 18:35 | Matthias Kicklitz v Jason Christ Alexander | L | 0-2 |
| Nantes Int. Qual | 2023/06/15 11:55 | Matthias Kicklitz v Cholan Kayan | W | 2-1 |
| Lithuanian Int. | 2023/06/11 10:00 | Matthias Kicklitz v Kian-Yu Oei | W | 2-0 |
| Irish Open | 2023/11/17 17:00 | Alex Lanier v Mark Caljouw | L | 2-1 |
| Irish Open | 2023/11/17 10:20 | Fabian Roth v Mark Caljouw | W | 0-2 |
| Irish Open | 2023/11/16 20:20 | Filip Karlborg v Mark Caljouw | W | 0-2 |
| Irish Open | 2023/11/16 11:40 | Wolfgang Gnedt v Mark Caljouw | W | 0-2 |
| Hylo Open | 2023/11/02 13:05 | Mark Caljouw v Nhat Nguyen | L | 0-2 |
| Hylo Open | 2023/11/01 11:35 | Kantaphon Wangcharoen v Mark Caljouw | W | 1-2 |
| French Open | 2023/10/25 13:05 | Mark Caljouw v Tze Yong Ng | L | 0-2 |
| Abu Dhabi Masters | 2023/10/22 13:20 | Mark Caljouw v Mads Christophersen | L | 0-2 |