| Davis Cup | 02/03 16:50 | 168 | Karl Friberg v Gustavo Heide | CANC | |
| Davis Cup | 02/02 16:00 | 168 | [364] Karl Friberg v Thiago Monteiro [119] | 3-6,6-7 | |
| ITF - M15 - Manacor | 01/27 10:00 | 28 | [365] Karl Friberg v Ryan Nijboer [469] | 4-6,2-6 | |
| ITF - M15 - Manacor | 01/26 10:00 | 27 | Karl Friberg v Michiel de Krom | 7-6,6-3 | |
| ITF - M15 - Manacor | 01/25 14:30 | 26 | Karl Friberg v Kristjan Tamm | 6-1,1-6,6-3 | |
| ITF - M15 - Manacor | 01/24 09:30 | 25 | Karl Friberg v Hayato Matsuoka | 7-6,5-7,6-2 | |
| Challenger - Oeiras - Qualifikation | 01/07 17:15 | 14 | [365] Karl Friberg v Samuel Vincent Ruggeri [348] | 3-6,2-6 | |
| Challenger - Maia | 11/29 12:35 | 26 | [385] Karl Friberg v Andrea Vavassori [168] | 2-6,3-6 | |
| Challenger - Maia | 11/28 12:15 | 25 | [324] Sebastian Fanselow v Karl Friberg [385] | 6-3,3-6,4-6 | |
| Challenger - Maia | 11/27 11:00 | 19 | Karl Friberg v Aleksandr Braynin | 5-7,6-1,6-3 | |
| Challenger - Maia | 11/26 13:10 | 14 | Karl Friberg v Tiago Pereira | 4-6,6-3,6-1 | |
| Challenger - Danderyd | 11/15 17:30 | 25 | [228] Denis Yevseyev v Karl Friberg [440] | 6-2,6-3 |
Karl Friberg (* 25. März 1999 in Örebro) ist ein schwedischer Tennisspieler.