Round: 25 Ground: Hardcourt outdoor
| ITF Greece F9 | 2015/04/30 07:00 | Tom Kocevar-Desman v Charalampos Kapogiannis | 4-6,6-1,6-2 |
| ITF Greece F9 | 2015/04/29 07:00 | Charalampos Kapogiannis v Ilija Vucic | 6-4,6-4 |
| ITF Greece F5 | 2015/04/21 10:40 | Charalampos Kapogiannis v Keisuke Watanuki | 6-3,1-6,5-7 |
| ITF Greece F4 | 2015/04/14 07:00 | Charalampos Kapogiannis v Erik Crepaldi | 1-6,1-6 |
| ITF Greece F2 | 2015/04/02 08:50 | Stefanos Tsitsipas v Charalampos Kapogiannis | 6-2,6-7,6-3 |
| ITF Greece F2 | 2015/04/01 10:00 | Daniel Glancy v Charalampos Kapogiannis | 6-4,3-6,3-6 |
| ITF Greece F2 Qual | 2015/03/30 07:50 | Charalampos Kapogiannis v Matvey Khomentovskiy | 6-3,6-0 |
| ITF Greece F2 Qual | 2015/03/29 06:15 | Charalampos Kapogiannis v Shunsuke Wakita | 6-4,6-1 |
| ITF Turkey F31 | 2015/08/04 09:35 | Roman Khassanov v Aljaz Radinski | 7-6,5-7,6-1 |
| ITF Serbia F7 | 2015/07/30 09:00 | Danilo Petrovic v Aljaz Radinski | 6-4,6-2 |
| ITF Serbia F7 | 2015/07/29 10:40 | Aljaz Radinski v Ivan Sabanov | 6-3,6-4 |
| ITF Serbia F7 Qual | 2015/07/26 07:00 | Aljaz Radinski v Chanchai Sookton-Eng | 6-2,6-3 |
| Davis Cup | 2015/07/19 12:00 | Ben Patael v Aljaz Radinski | 4-6,6-4,3-6 |
| ITF Serbia F6 | 2015/07/09 09:55 | Timur Kiyamov v Aljaz Radinski | 6-3,6-4 |
| ITF Serbia F6 | 2015/07/08 10:10 | Aljaz Radinski v Miki Jankovic | 6-7,6-2,6-4 |
| ITF Serbia F6 | 2015/07/06 08:00 | Aljaz Radinski v Antun Vidak | 6-2,6-3 |