Stadium: Court 1 Round: 26 Ground: Clay
| ITF M15 Bad Waltersdorf | 2023/10/04 09:45 | Jan Kupcic v Peter Heller | 6-3,6-4 |
| ITF M15 Opatija | 2024/03/20 08:30 | Duje Markovina v Jan Kupcic | 6-2,6-4 |
| ITF M15 Opatija | 2024/03/19 11:25 | Jan Kupcic v Emanuele Mazzeschi | 6-3,6-4 |
| ITF M15 Opatija | 2024/03/17 10:30 | Jan Kupcic v Marko Nikolic | 6-4,6-3 |
| ITF M15 Rovinj | 2024/03/13 09:00 | Stefano D'Agostino v Jan Kupcic | 7-6,6-2 |
| ITF M15 Rovinj | 2024/03/12 10:45 | Nikola Basic v Jan Kupcic | 4-6,6-4,6-10 |
| ITF M15 Porec | 2024/03/05 08:30 | Matteo Fondriest v Jan Kupcic | 3-6,6-4,10-7 |
| ITF M15 Porec | 2024/03/03 10:00 | Leonardo Iemmi v Jan Kupcic | 2-6,4-6 |
| ITF M15 Sharm El Sheikh | 2023/12/13 09:35 | Michael Bassem Sobhy v Jan Kupcic | 2-6,6-4,7-6 |
| ITF M15 Antalya | 2024/03/07 07:00 | Matthias Ujvary v Peter Heller | 1-6,2-6 |
| ITF M15 Antalya | 2024/03/06 08:20 | Gokberk Saritas v Peter Heller | 4-6,1-6 |
| ITF M25 Hammamet | 2024/02/24 08:00 | Peter Heller v Jay Clarke | 6-7,3-6 |
| ITF M25 Hammamet | 2024/02/23 08:00 | Filip Cristian Jianu v Peter Heller | 6-7,6-4,3-6 |
| ITF M25 Hammamet | 2024/02/20 10:30 | Peter Heller v Pietro Marino | 7-5,2-6,6-1 |
| ITF M25 Hammamet | 2024/02/15 08:30 | Peter Heller v Carlos Sanchez Jover | 5-7,5-7 |
| ITF M25 Hammamet | 2024/02/14 09:55 | Peter Heller v Sanhui Shin | 6-3,6-3 |
| ITF M15 Antalya | 2024/01/17 09:50 | Niccolo Catini v Peter Heller | 7-5,6-2 |