Stadium: Court 4 Round: 26 Ground: Hardcourt indoor
| ITF - M15 Kalmar | 2023/05/18 10:25 | Karl Friberg v Alexander Blockx | 4-6,4-6 |
| ITF M15 Danderyd | 2023/09/20 08:00 | Karl Friberg v William Rejchtman Vinciguerra | 3-6,6-2,6-3 |
| Challenger Cassis | 2023/09/04 09:55 | Karl Friberg v Ramkumar Ramanathan | 3-6,0-6 |
| Challenger Cassis | 2023/09/03 10:45 | Karl Friberg v Hugo Cardinaud | 6-3,6-1 |
| Challenger Como | 2023/08/28 09:45 | Santiago Rodriguez Taverna v Karl Friberg | 7-5,7-6 |
| ITF M25 Ystad | 2023/08/19 10:00 | Karl Friberg v Marvin Moeller | 3-6,6-3,2-6 |
| ITF M25 Ystad | 2023/08/18 12:35 | Max Dahlin v Karl Friberg | 7-6,2-6,5-7 |
| ITF M25 Ystad | 2023/08/17 08:45 | Lewie Lane v Karl Friberg | 0-6,2-6 |
| ITF M25 Ystad | 2023/08/16 10:20 | Schlagenhauf, Noah v Karl Friberg | 2-6,0-6 |
| ITF M15 Danderyd | 2023/09/19 11:20 | Vito Tonejc v Alexander Blockx | 4-6,3-6 |
| ITF M25 Koksijde | 2023/08/16 15:30 | Guy Den Ouden v Alexander Blockx | 6-2,6-2 |
| ITF M25 Koksijde | 2023/08/14 15:40 | Dax Donders v Alexander Blockx | 2-6,2-6 |
| ITF M15 Gubbio | 2023/07/19 10:20 | Daniele Minighini v Alexander Blockx | 6-7,2-6 |
| ITF M25 Esch/Alzette | 2023/07/15 09:55 | Nikolas Sanchez Izquierdo v Alexander Blockx | 4-6,7-6,6-4 |
| ITF M25 Esch/Alzette | 2023/07/14 10:00 | Alexander Blockx v Kai Wehnelt | 3-6,7-5,6-1 |
| ITF M25 Esch/Alzette | 2023/07/13 10:00 | Alexander Blockx v Niels Visker | 6-7,6-4,6-4 |
| ITF M25 Esch/Alzette | 2023/07/11 10:20 | Simon Beaupain v Alexander Blockx | 2-6,2-6 |