Round: 25 Ground: Clay
| ITF Slovakia F3 | 2015/07/27 12:00 | David Poljak v Zednik, Jan | 6-1,6-2 |
| ITF Slovakia F3 | 2015/07/27 07:00 | David Poljak v Brna, David Damian | 2-6,6-0,6-2 |
| ITF Slovakia F2 | 2015/07/22 09:35 | Nagy, Peter v David Poljak | 6-2,6-4 |
| ITF Czech Republic F6 | 2015/07/07 08:00 | David Poljak v Konecny, Michal | 4-6,1-6 |
| ITF Czech Republic F4 | 2015/06/22 12:15 | David Poljak v Lucas Miedler | 6-4,1-6,1-6 |
| ITF Czech Republic F3 | 2015/05/27 10:15 | David Poljak v Jebavy, Roman | 2-6,1-6 |
| Czech Republic F2, Singles | 2015/05/21 08:00 | Safranek, Vaclav v David Poljak | 6-4,7-5 |
| Challenger - Ostrava | 2015/04/27 15:55 | David Poljak v Delic, Mate | 2-6,4-6 |
| ITF Slovakia F2 | 2015/07/21 07:00 | Kosec, Ivan v Sproch, Dominik | 6-2,6-1 |
| ITF Slovakia F2 | 2015/07/19 07:00 | Smolak, Lukas v Sproch, Dominik | 1-6,1-6 |
| Czech Republic F6, Singles Qualifying | 2015/07/04 12:00 | Recek, Dominik v Sproch, Dominik | 3-6,6-0,6-0 |
| Challenger Poprad Tatry | 2015/06/15 12:00 | de Paula, Fabiano v Sproch, Dominik | 6-1,6-4 |
| ITF Turkey F13 | 2015/04/01 06:30 | Sproch, Dominik v Maxime Janvier | 1-6,4-6 |
| ITF Turkey F11 | 2015/03/16 07:30 | Kuerschner, Alexander v Sproch, Dominik | 6-1,6-0 |
| ITF Turkey F11 | 2015/03/14 07:30 | Dabryian, Artsiom v Sproch, Dominik | 6-7,0-6 |
| ITF Czech Republic F5 Qual | 2014/10/27 15:20 | Sproch, Dominik v Krstev, Ondrej | 3-6,5-7 |