| Norwegian Int. - Kval | 2023/11/09 11:00 | Filip Karlborg v Carl Christian Møller | W | 2-0 |
| Czech Open | 2023/10/20 11:00 | Mateusz Danielak v Filip Karlborg | L | 2-0 |
| Scottish Open - Kval | 2023/10/05 13:50 | Jeppe Bruun Christensen v Filip Karlborg | L | 2-0 |
| Scottish Open - Kval | 2023/10/05 09:40 | Filip Karlborg v Archie Bult | W | 2-0 |
| Polish Int. | 2023/09/22 11:40 | Filip Karlborg v Collins Valentine Filimon | L | 1-2 |
| Polish Int. - Kval | 2023/09/21 10:20 | Filip Karlborg v Andre Irpola | W | 2-0 |
| Polish Int. | 2023/09/21 09:40 | Filip Karlborg v Aleksi Maki | W | 2-1 |
| Slovenia - Future Series | 2023/09/08 14:00 | Filip Karlborg v Mateusz Danielak | L | 0-2 |
| Norwegian Int. | 2023/11/10 16:20 | Karl Kert v Yanis Gaudin | L | 0-2 |
| Norwegian Int. | 2023/11/10 11:00 | Karl Kert v Tino Daoudal | W | 2-1 |
| Croatian Int. | 2023/09/29 16:50 | Karl Kert v Valentin Singer | L | 0-2 |
| Croatian Int. | 2023/09/29 08:00 | Karl Kert v Mykhailo Vyshnevyi | W | 2-0 |
| Latvia Int. | 2023/09/02 06:40 | Aria Dinata v Karl Kert | L | 2-0 |
| Latvia Int. | 2023/09/01 10:00 | Mateusz Danielak v Karl Kert | W | 0-2 |
| European Games | 2023/06/26 08:30 | Toma Junior Popov v Karl Kert | L | 2-0 |
| Litauen Int. | 2023/06/09 13:15 | Rui Yang Ryan Tan v Karl Kert | L | 2-1 |