Stadium: Court 5 Round: 25 Ground: Clay
| ITF M15 Allershausen | 2023/08/30 08:00 | Karlo Cubelic v Mark Wallner | 6-3,2-6,7-10 |
| ITF M15 Allershausen | 2023/08/29 12:00 | Karlo Cubelic v Stefan Peter Hampe | 4-6,6-2,10-5 |
| ITF M15 Trier | 2023/08/21 15:00 | Karlo Cubelic v Torben Steinorth | 4-6,6-0,6-10 |
| ITF M15 Trier | 2023/08/21 09:30 | Karlo Cubelic v Tim Pauly | 6-1,6-1 |
| Challenger Luedenscheid | 2023/07/30 10:35 | Karlo Cubelic v Marvin Moeller | 3-6,6-3,2-6 |
| ITF M15 Metzingen | 2023/07/24 12:00 | Karlo Cubelic v Rostislav Galfinger | 2-6,4-6 |
| ITF M15 Metzingen | 2023/07/23 07:30 | Karlo Cubelic v Stefan Peter Hampe | 6-3,2-6,10-5 |
| ITF M15 Uslar | 2023/07/17 08:00 | Karlo Cubelic v Aaron James Williams | 6-7,6-4,6-10 |
| ITF M15 Szczawno | 2023/09/01 10:10 | Lewie Lane v Patrick Zahraj | 4-6,6-4,6-2 |
| ITF M15 Szczawno | 2023/08/31 14:10 | Alec Beckley v Lewie Lane | 3-6,3-6 |
| ITF M15 Szczawno | 2023/08/30 16:20 | Filip Kosinski v Lewie Lane | 4-6,5-7 |
| ITF M25 Ystad | 2023/08/17 08:45 | Lewie Lane v Karl Friberg | 0-6,2-6 |
| ITF M25 Ystad | 2023/08/16 11:40 | Lewie Lane v Giannicola Misasi | 6-4,6-1 |
| ITF M15 Hyvinkaa | 2023/08/05 08:00 | Lewie Lane v Leonardo Rossi | 6-7,3-6 |
| ITF M15 Hyvinkaa | 2023/08/04 16:30 | Lewie Lane v Leo Raquillet | 6-4,4-6,6-1 |
| ITF M15 Hyvinkaa | 2023/08/04 08:35 | Lewie Lane v Vesa Ahti | 6-1,6-7,6-1 |