Stadium: CC - Ct 2 Round: 27 Ground: Clay
| ITF M15 Danderyd | 2022/09/20 12:30 | Nicolas Kobelt v Max Dahlin | 3-6,6-2,7-5 |
| ITF M25 Nottingham | 2023/05/02 09:00 | Alfredo Perez v Karl Friberg | 6-3,6-2 |
| Challenger Ostrava | 2023/04/24 09:50 | Guido Andreozzi v Karl Friberg | 6-3,6-3 |
| Challenger Ostrava | 2023/04/23 12:50 | Robert Galloway v Karl Friberg | 6-7,4-6 |
| ITF M25 Nottingham | 2023/04/21 09:00 | Daniel Little v Karl Friberg | 6-3,6-2 |
| ITF M25 Nottingham | 2023/04/20 10:55 | Neil Oberleitner v Karl Friberg | 6-7,6-2,5-7 |
| ITF M25 Nottingham | 2023/04/18 09:00 | Ben Jones v Karl Friberg | 3-6,0-6 |
| ITF M25 Trnava | 2023/04/02 09:00 | Jakub Mensik v Karl Friberg | 7-6,6-3 |
| ITF M25 Trnava | 2023/04/01 09:00 | Tibo Colson v Karl Friberg | 2-6,4-6 |