| Dutch Int. - Qualif. | 2024/03/14 14:00 | Anirudh Janardhanan v Filip Karlborg | W | 0-2 |
| Dutch Int. - Qualif. | 2024/03/14 12:10 | Luis Pongratz v Filip Karlborg | W | 0-2 |
| Open de Suède - Qualif. | 2024/01/18 09:10 | Oleksii Titov v Filip Karlborg | L | 2-1 |
| Estonie Int. - | 2024/01/12 10:20 | Filip Karlborg v Kevin Arokia Walter | L | 1-2 |
| Estonie Int. - Qualif. | 2024/01/11 16:30 | Adnan Ebrahim v Filip Karlborg | W | 0-1 |
| Estonie Int. - Qualif. | 2024/01/11 12:20 | Filip Karlborg v Safin Emran | W | 2-0 |
| Estonie Int. - Qualif. | 2024/01/11 10:30 | Filip Karlborg v Andrei Don | W | 2-0 |
| Irish Open | 2023/11/16 20:20 | Filip Karlborg v Mark Caljouw | L | 0-2 |