Stadium: Court 1 Round: 25 Ground: Clay
| Challenger Maia | 2023/11/29 12:35 | Karl Friberg v Andrea Vavassori | 2-6,3-6 |
| Challenger Maia | 2023/11/28 12:15 | Sebastian Fanselow v Karl Friberg | 6-3,3-6,4-6 |
| Challenger Maia | 2023/11/27 11:00 | Karl Friberg v Aleksandr Braynin | 5-7,6-1,6-3 |
| Challenger Maia | 2023/11/26 13:10 | Karl Friberg v Tiago Pereira | 4-6,6-3,6-1 |
| Challenger Danderyd | 2023/11/15 17:30 | Denis Yevseyev v Karl Friberg | 6-2,6-3 |
| ITF M25 Trnava | 2023/11/12 10:00 | Karl Friberg v Lukas Pokorny | 6-4,6-4 |
| ITF M25 Trnava | 2023/11/11 09:00 | Karl Friberg v Remy Bertola | 7-5,6-4 |
| ITF M25 Trnava | 2023/11/10 09:00 | Matej Vocel v Karl Friberg | 4-6,2-6 |
| ITF M15 Antalya | 2023/12/20 07:00 | Giovanni Calvano v Corentin Denolly | 2-6,2-6 |
| ITF M15 Catania | 2023/11/27 09:00 | Giovanni Calvano v Giacomo Crisostomo | 6-2,6-0 |
| ITF M25 Santa Margherita | 2023/10/24 10:10 | Giovanni Calvano v Pol Martin Tiffon | 4-6,4-6 |
| ITF M25 Santa Margherita | 2023/10/23 08:00 | Marco Miceli v Giovanni Calvano | 4-6,1-6 |
| ITF M25 Santa Margherita | 2023/10/10 12:20 | Timo Stodder v Giovanni Calvano | 6-2,6-4 |
| ITF M25 Santa Margherita | 2023/10/09 08:00 | Pietro Marino v Giovanni Calvano | 4-6,0-6 |
| ITF M25 Santa Margherita | 2023/10/08 08:30 | Alexander Wolfschmidt v Giovanni Calvano | 2-6,1-6 |
| ITF M15 Melilla | 2023/09/21 12:35 | Giovanni Calvano v Maxime Mora | 6-2,4-6,3-6 |