Round: 27 Ground: Clay
| ITF Germany F10 | 2015/08/05 11:30 | Adrian Sikora v Ljubomir Celebic | 4-6,6-2,4-6 |
| ITF Germany F10 | 2015/08/04 09:00 | Fabian Fallert v Ljubomir Celebic | 3-6,2-6 |
| ITF Serbia F7 | 2015/07/29 09:40 | Ljubomir Celebic v Hugo Grenier | 4-6,1-6 |
| ITF Serbia F6 | 2015/07/23 15:00 | Ljubomir Celebic v Miki Jankovic | 3-6,4-6 |
| ITF Serbia F6 | 2015/07/22 15:00 | Ljubomir Celebic v Petar Conkic | 6-3,6-1 |
| Davis Cup | 2015/07/17 10:30 | Jurgen Zopp v Ljubomir Celebic | 6-3,6-4 |
| Davis Cup | 2015/07/16 10:25 | Ljubomir Celebic v Vital Flurin Leuch | 6-0,6-1 |
| ITF Italy F16 | 2015/07/01 08:30 | Ljubomir Celebic v Tomas Lipovsek Puches | 3-6,6-7 |
| ITF Germany F10 | 2015/08/05 11:30 | Tomas Charlos v Matthias Wunner | 6-4,1-6,3-6 |
| ITF Germany F5 | 2015/07/01 16:00 | Matthias Wunner v Florian Fallert | 6-7,4-6 |
| ITF Belgium F3 | 2015/06/24 12:00 | Matthias Wunner v Omar Salman | 3-6,4-6 |
| ITF Belgium F3 | 2015/06/23 08:00 | Matthias Wunner v Marcelo Plaza | 0-6,6-1,6-4 |
| ITF Turkey F15 | 2015/04/15 08:55 | Matthias Wunner v Yannick Jankovits | 0-6,6-3,4-6 |
| ITF Turkey F14 | 2015/04/07 07:30 | Antoine Escoffier v Matthias Wunner | 6-3,7-6 |
| ITF Turkey F12 | 2015/03/25 11:50 | Matthias Wunner v Filippo Baldi | 0-6,2-6 |
| ITF Great Britain F2 | 2015/01/27 13:50 | Matthias Wunner v Robert Carter | 6-3,7-5 |