Stadium: MEG Court Round: 54 Ground: Clay
| ITF M15 Sharm El Sheikh | 2023/02/01 10:50 | Karlo Cubelic v Tomas Lanik | 6-3,6-2 |
| ITF M25 Poprad | 2023/06/21 08:00 | Tomas Lanik v Leonid Sheyngezikht | 6-4,6-1 |
| Challenger Bratislava | 2023/06/11 10:00 | Tomas Lanik v Michael Vrbensky | 6-3,3-6,6-7 |
| ITF M15 Sarajevo | 2023/06/08 08:25 | Elmar Ejupovic v Tomas Lanik | 6-1,6-4 |
| ITF M15 Sarajevo | 2023/06/07 11:10 | Alejandro H Franco v Tomas Lanik | 3-6,1-6 |
| ITF M15 Sarajevo | 2023/06/06 07:30 | Tomas Lanik v Matt Hulme | 2-6,6-4,10-5 |
| ITF M25 Kiseljak | 2023/05/31 07:00 | Tomas Lanik v Bogdan Bobrov | 6-4,3-6,6-7 |
| ITF M25 Kiseljak | 2023/05/30 08:00 | Elmar Ejupovic v Tomas Lanik | 3-6,6-4,7-10 |
| ITF M25 Kiseljak | 2023/05/29 07:00 | Andrej Djokic v Tomas Lanik | 2-6,2-6 |
| ITF M25 Marburg | 2023/07/03 08:00 | Noah Thurner v Karlo Cubelic | 7-6,3-6,8-10 |
| ITF M15 Kamen | 2023/06/29 09:00 | Karlo Cubelic v Francois Musitelli | 3-6,4-6 |
| ITF M15 Kamen | 2023/06/28 09:00 | Quentin Folliot v Karlo Cubelic | 2-6,2-6 |
| ITF M15 Kamen | 2023/06/26 10:00 | Karlo Cubelic v Nino Toto | 6-2,6-2 |
| ITF M15 Duffel | 2023/06/12 08:00 | Marlon Vankan v Karlo Cubelic | 3-6,7-5,10-6 |
| ITF M15 Duffel | 2023/06/11 14:00 | Andre Megrabian v Karlo Cubelic | 3-6,1-6 |
| ITF M25 Sharm El Sheikh | 2023/04/19 11:20 | Karlo Cubelic v Robin Bertrand | 2-6,2-6 |
| ITF M25 Sharm El Sheikh | 2023/04/18 10:20 | Karlo Cubelic v Yurii Dzhavakian | 6-7,0-6 |