Round: 25 Ground: Clay
| ITF Germany F9 | 2015/07/27 11:00 | Vincent Van Den Honert v Sergiy Sergiienko | 6-2,6-0 |
| ITF Germany F9 | 2015/07/27 09:00 | Linus Krohn v Sergiy Sergiienko | 1-6,2-6 |
| ITF Ukraine F3 | 2015/05/24 07:00 | Sergiy Sergiienko v Esteban Bruna | 3-6,4-6 |
| ITF Ukraine F3 | 2015/05/23 09:00 | Vladyslav Orlov v Sergiy Sergiienko | 4-6,0-6 |
| ITF Ukraine F2 | 2015/05/19 09:00 | Sergiy Sergiienko v Maxime Janvier | 2-6,1-6 |
| ITF Ukraine F2 | 2015/05/18 07:00 | Olexiy Kolisnyk v Sergiy Sergiienko | 3-6,6-3,3-6 |
| ITF Ukraine F1 | 2015/05/12 08:40 | Roman Khassanov v Sergiy Sergiienko | 6-1,6-1 |
| ITF Egypt F33 | 2015/04/30 09:30 | Sergiy Sergiienko v Karim-Mohamed Maamoun | 2-6,1-6 |
| ITF Germany F9 | 2015/07/27 11:00 | George Von Massow v Marvin Greven | 6-1,6-2 |
| ITF Germany F9 | 2015/07/27 11:00 | George Von Massow v Roy Sarut De Valk | 6-4,6-2 |
| ITF Germany F8 | 2015/07/23 11:00 | George Von Massow v Jan Choinski | 4-6,1-6 |
| ITF Germany F8 | 2015/07/22 14:00 | Gavin Van Peperzeel v George Von Massow | 7-5,6-7,4-6 |
| ITF Germany F8 | 2015/07/21 15:55 | Felipe Mantilla v George Von Massow | 6-7,4-6 |
| ITF Germany F8 Qual | 2015/07/19 07:30 | George Von Massow v Maximilian Kaiser | 6-1,3-6,6-1 |
| ITF Germany F5 | 2015/07/01 15:45 | Pirmin Haenle v George Von Massow | 6-4,7-6 |
| ITF Germany F5 | 2015/06/28 13:00 | George Von Massow v Marvin Greven | 6-4,6-2 |