Stadium: Court 3 Round: 62 Ground: Clay
| ITF M15 - Antalya | 2021/05/23 07:30 | Vladislav Ivanov v Stefan Loncar | 6-3,7-6 |
| ITF M15 - Antalya | 2021/05/16 07:00 | Mariano Navone v Stefan Loncar | 7-6,6-3 |
| ITF M15 Troisdorf | 2021/05/09 10:00 | Jonas Maier v Stefan Loncar | 6-2,3-6,10-8 |
| ITF M15 - Antalya | 2021/04/18 07:00 | Stefan Loncar v Gabriele Maria Noce | 3-6,1-6 |
| ITF M15 - Antalya | 2021/04/13 07:00 | Stefan Loncar v Gianmarco Ferrari | 7-6,2-6,4-10 |
| ITF M15 - Antalya | 2021/04/12 07:00 | Giuseppe La Vela v Stefan Loncar | 4-6,2-6 |
| ITF M15 - Antalya | 2021/04/11 07:00 | Danylo Veremeychuk v Stefan Loncar | 3-6,2-6 |
| ITF M15 Opatija | 2021/03/22 13:15 | Stefan Loncar v Mattia Frinzi | 3-6,6-7 |
| ITF M25 Most | 2021/05/26 12:15 | Hasan Ibrahim v Markus Eriksson | 3-6,1-6 |
| ITF M25 Most | 2021/05/25 08:00 | Piotr Matuszewski v Hasan Ibrahim | 6-2,2-6,9-11 |
| ITF M25 Most | 2021/05/24 09:00 | Dean Thurner v Hasan Ibrahim | 0-6,1-6 |
| ITF M25 Most | 2021/05/23 14:00 | Jakub Katuch v Hasan Ibrahim | 1-6,4-6 |
| ITF M15 Troisdorf | 2021/05/09 10:00 | Dominik Boehler v Hasan Ibrahim | 6-3,6-3 |
| ITF M25 Poznaň | 2020/08/24 12:30 | Hasan Ibrahim v Mikolaj Lorens | 5-7,2-6 |
| Davis Cup | 2020/03/07 08:30 | Hasan Ibrahim v Wishaya Trongcharoenchaikul | 6-7,6-3,6-7 |
| ITF M15 Manacor | 2020/01/05 09:00 | Rafael Giotis v Hasan Ibrahim | 6-0,6-3 |