Round: 25 Ground: Clay
| ITF Slovakia F2 | 2015/07/25 08:00 | Peter Nagy v Piotr Lomacki | 6-4,6-4 |
| ITF Slovakia F2 | 2015/07/24 10:15 | Piotr Lomacki v Niclas Braun | 6-1,6-0 |
| ITF Slovakia F2 | 2015/07/23 08:00 | Piotr Lomacki v Gabor Borsos | 6-4,6-3 |
| ITF Slovakia F2 | 2015/07/21 10:00 | Piotr Lomacki v Alessandro Colella | 4-6,6-4,6-0 |
| ITF Germany F5 | 2015/07/02 12:35 | Kevin Krawietz v Piotr Lomacki | 6-2,6-4 |
| ITF Germany F5 | 2015/06/30 15:15 | Piotr Lomacki v Yan Sabanin | 6-7,6-4,6-1 |
| ITF Czech Republic F3 | 2015/05/26 09:00 | Maximilian Marterer v Piotr Lomacki | 6-4,7-5 |
| ITF Ukraine F2 | 2015/05/19 07:00 | Tak Khunn Wang v Piotr Lomacki | 6-3,6-3 |
| ITF Austria F5 | 2015/07/23 08:00 | Danylo Kalenichenko v Tom Kocevar-Desman | 0-6,7-5,1-6 |
| ITF Austria F5 | 2015/07/22 10:50 | Danylo Kalenichenko v Franco Moral | 3-6,6-4,6-3 |
| ITF Germany F6 | 2015/07/08 14:50 | Danylo Kalenichenko v Jannis Kahlke | 5-7,1-6 |
| ITF Spain F5 | 2015/02/25 10:00 | Maxime Chazal v Danylo Kalenichenko | 6-1,6-4 |
| ITF Spain F5 | 2015/02/23 12:55 | Danylo Kalenichenko v Jean-Marc Werner | 4-6,6-4,7-6 |
| ITF Spain F5 Qual | 2015/02/21 11:00 | Danylo Kalenichenko v Andres F Canovas | 6-1,6-1 |
| ITF Spain F4 | 2015/02/17 13:15 | Rafael Camilo v Danylo Kalenichenko | 6-4,4-6,6-4 |
| ITF Czech Republic F5 | 2014/10/29 16:15 | Adrian Sikora v Danylo Kalenichenko | 4-6,6-2,6-2 |