Round: 25 Ground: Hardcourt outdoor
| Challenger Szczecin Qual | 2015/09/13 09:00 | Philipp Davydenko v Maciej Rajski | 6-4,4-6,4-6 |
| ITF Belgium F13 | 2015/08/31 16:00 | Philipp Davydenko v Ruben R. Hidalgo | 1-6,7-5,2-6 |
| ITF Netherlands F6 | 2015/08/25 08:00 | Philipp Davydenko v Yan Sabanin | 5-7,6-3,3-6 |
| Challenger Meerbusch | 2015/08/18 15:45 | Andreas Haider-Maurer v Philipp Davydenko | 7-5,5-7,6-1 |
| Challenger Meerbusch Qual | 2015/08/17 10:50 | Federico Coria v Philipp Davydenko | 6-4,1-6,5-7 |
| ITF Germany F7 | 2015/07/14 16:40 | Oriol Roca Batalla v Philipp Davydenko | 6-3,6-4 |
| ITF Russia F3 | 2015/06/16 07:00 | Alexandr Kushakov v Philipp Davydenko | 4-6,2-6 |
| ITF Russia F3 | 2015/06/05 13:45 | Philipp Davydenko v Ivan Nedelko | 4-6,6-4,5-7 |
| ITF Egypt F4 | 2016/02/08 09:05 | Keelan Oakley v Oleg Prihodko | 1-6,4-6 |
| ITF Egypt F4 | 2016/02/07 11:30 | Beauregard Treyz v Oleg Prihodko | 1-6,0-6 |
| ITF Turkey F47 | 2015/11/09 08:00 | Oleg Prihodko v Dominic Weidinger | 3-6,7-6,1-6 |
| ITF Turkey F47 | 2015/11/08 07:00 | Shahin Khaledan v Oleg Prihodko | 5-7,6-2,4-6 |
| ITF Ukraine F6 | 2015/10/12 08:00 | Oleg Prihodko v Vladyslav Manafov | 4-6,4-6 |
| ITF Ukraine F5 | 2015/10/05 06:30 | Oleksandr Bielinskyi v Oleg Prihodko | 2-6,7-6,7-6 |
| ITF Ukraine F5 | 2015/10/04 06:30 | Oleksandr Varichenko v Oleg Prihodko | 2-6,6-7 |
| ITF Ukraine F4 | 2015/10/01 07:00 | Oleg Prihodko v Libor Salaba | 5-7,3-6 |