Stadium: Opatija 2 Round: 62 Ground: Clay
| 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 Sharm El Sheikh | 2023/12/12 09:10 | Jan Kupcic v Thomas Gerbaud | 5-7,7-6,10-4 |
| ITF M15 Sharm El Sheikh | 2023/12/11 10:00 | Jan Kupcic v Akram El Sallaly | 4-6,6-2,10-7 |
| ITF M15 Sharm El Sheikh | 2023/12/06 14:30 | Jan Kupcic v Max Wiskandt | 3-6,0-6 |
| Challenger Manama | 2024/02/11 11:40 | Gastao Elias v Marko Nikolic | 6-3,6-1 |
| ITF M25 Antalya | 2024/01/30 08:40 | Marko Nikolic v Haydar C Gokpinar | 5-7,4-6 |
| ITF M25 Antalya | 2024/01/29 08:25 | Alexey Nesterov v Marko Nikolic | 7-6,4-6,8-10 |
| ITF M15 Antalya | 2024/01/22 10:30 | Miha Vetrih v Marko Nikolic | 6-3,6-7,11-9 |
| ITF M15 Sharm El Sheikh | 2023/12/10 07:30 | Enrico Baldisserri v Marko Nikolic | 3-6,7-6,10-2 |
| ITF M15 Sharm El Sheikh | 2023/12/03 13:00 | Zoran Ludoski v Marko Nikolic | 6-3,6-3 |
| UTR Pro Beograd | 2023/10/14 07:30 | Marko Nikolic v Janos Fekete | 2-6,4-6 |
| UTR Pro Beograd | 2023/10/13 06:00 | Marko Nikolic v Enrique Bogo | 6-4,7-6 |