Stadium: Hard Court 3 Round: 19 Ground: Hardcourt outdoor
| ITF - Heraklion M15 | 2024/03/04 08:00 | Karlo Cubelic v Roman Ruenger | 6-1,6-3 |
| ITF - Nussloch M25 | 2024/01/22 13:00 | Leopold Zima v Karlo Cubelic | 6-4,6-2 |
| ITF - Nussloch M25 | 2024/01/21 14:30 | Nino Toto v Karlo Cubelic | 6-7,1-6 |
| ITF - Cadolzburg M15 | 2024/01/17 16:05 | Max Hans Rehberg v Karlo Cubelic | 4-6,6-4,7-5 |
| ITF - Cadolzburg M15 | 2024/01/15 10:00 | Karlo Cubelic v David Eichenseher | 6-3,6-1 |
| ITF - Cadolzburg M15 | 2024/01/14 15:30 | Karlo Cubelic v Emil Rast | 6-1,6-2 |
| ITF - Sharm El Sheikh M15 | 2023/11/26 10:30 | Matteo Meneghetti v Karlo Cubelic | 0-6,1-6 |
| ITF - Sharm El Sheikh M15 | 2023/11/22 09:35 | Jiri Barnat v Karlo Cubelic | 6-0,4-6,6-3 |
| ITF - Heraklion M15 | 2024/03/04 10:00 | Robin Boeckli v Josh Reid | 6-3,6-2 |
| ITF - Trimbach M25 | 2023/03/13 09:00 | Robin Boeckli v Patric Prinoth | 5-7,3-6 |