Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| Challenger Troisdorf | 2023/06/01 13:00 | Karl Friberg v Oleksii Krutykh | 6-1,1-6,4-6 |
| Challenger Troisdorf | 2023/05/30 16:25 | Filip Misolic v Karl Friberg | 5-7,6-4,4-6 |
| Challenger Troisdorf | 2023/05/29 10:45 | Jose Pereira v Karl Friberg | 6-4,4-6,6-3 |
| Challenger Troisdorf | 2023/05/28 12:45 | Kenny de Schepper v Karl Friberg | 2-6,6-1,1-6 |
| ITF M15 Kalmar | 2023/05/18 10:25 | Karl Friberg v Alexander Blockx | 4-6,4-6 |
| ITF M15 Kalmar | 2023/05/17 09:40 | Karl Friberg v Jack Karlsson Winstrand | 6-3,6-0 |
| ITF M25 Varnamo | 2023/05/10 11:00 | Karl Friberg v Andrea Gola | 4-6,3-6 |
| ITF M25 Nottingham | 2023/05/02 09:00 | Alfredo Perez v Karl Friberg | 6-3,6-2 |
| ITF M15 Kalmar | 2023/05/19 08:15 | Lewie Lane v Niels Visker | 6-7,2-6 |
| ITF M15 Kalmar | 2023/05/18 09:15 | Nicolas Kobelt v Lewie Lane | 4-6,2-6 |
| ITF M15 Kalmar | 2023/05/16 12:00 | Simon Freund v Lewie Lane | 6-7,3-6 |
| ITF M25 Varnamo | 2023/05/11 10:20 | Elmer Moller v Lewie Lane | 6-2,6-4 |
| ITF M25 Varnamo | 2023/05/09 11:40 | Lewie Lane v Nicolas Kobelt | 6-3,2-6,7-5 |
| ITF M15 Meerbusch | 2023/04/25 08:00 | Buvaysar Gadamauri v Lewie Lane | 1-6,6-2,12-10 |
| ITF M15 Meerbusch | 2023/04/24 13:30 | Quin Verstegen v Lewie Lane | 4-6,6-4,11-13 |
| ITF M15 Meerbusch | 2023/04/23 10:30 | Martin Benes v Lewie Lane | 6-4,1-6,11-13 |