| ITF Poland F2 | 2015/08/19 08:00 | Denys Mylokostov v Viktor Kostin | 1-6,6-7 |
| ITF Poland F2 | 2015/08/18 08:00 | Maciej Smola v Viktor Kostin | 4-6,6-3,6-7 |
| ITF Poland F2 | 2015/08/16 08:00 | Adam Mlazga v Viktor Kostin | 4-6,7-6,3-6 |
| ITF Germany F10 Qual | 2015/08/02 10:30 | Viktor Kostin v Jesper T Freimuth | 3-6,6-2,5-7 |
| ITF Tunisia F7 | 2014/11/10 10:30 | Viktor Kostin v Christian Hirschmueller | 6-7,2-6 |
| ITF Tunisia F6 | 2014/11/05 10:30 | Viktor Kostin v Steven Diez | 4-6,6-3,2-6 |
| ITF Germany F17 | 2014/10/21 15:30 | Michal Schmid v Viktor Kostin | 6-2,7-6 |
| ITF Poland F6 Qual | 2014/08/23 07:00 | Viktor Kostin v Karol Krawczynski | 6-1,6-4 |
| ITF Poland F2 | 2015/08/19 08:00 | Adrian Andrzejczuk v Axel Michon | 2-6,4-6 |
| Challenger Prague 2 | 2015/08/15 09:00 | Axel Michon v Radu Albot | 5-7,5-7 |
| Challenger Prague 2 | 2015/08/14 11:00 | Axel Michon v Simone Bolelli | 6-2,4-6,7-6 |
| Challenger Prague 2 | 2015/08/13 09:00 | Daniel Munoz-De La Nava v Axel Michon | 3-6,2-6 |
| Challenger Prague 2 | 2015/08/11 09:50 | Andrej Martin v Axel Michon | 4-6,6-3,2-6 |
| Challenger Tampere | 2015/07/21 09:00 | Andreas Beck v Axel Michon | 6-1,5-7,6-4 |
| Challenger Tampere Qual | 2015/07/19 08:30 | Axel Michon v Lauri Kiiski | 6-2,6-2 |
| Challenger Poznan | 2015/07/16 11:00 | Jan Satral v Axel Michon | 7-6,6-2 |