Stadium: Clay 3 Round: 27 Ground: Clay
| ITF Serbia F4 | 2018/08/31 09:00 | Tadeas Paroulek v Jaroslav Pospisil | 6-4,6-1 |
| ITF Serbia F4 | 2018/08/30 09:00 | Aleksa Bucan v Jaroslav Pospisil | 3-6,1-6 |
| ITF Serbia F4 | 2018/08/28 08:00 | Stefan Petrovic v Jaroslav Pospisil | 5-7,0-6 |
| Challenger Prostejov Qual | 2018/06/03 14:15 | Jaroslav Pospisil v Gianluca Mager | 6-4,1-6,5-7 |
| Challenger Prostejov Qual | 2018/06/03 08:00 | Jaroslav Pospisil v Dominik Kellovsky | 6-3,6-4 |
| ITF Turkey F14 | 2018/04/15 07:30 | Nino Serdarusic v Jaroslav Pospisil | 6-2,2-6,6-3 |
| ITF Turkey F14 | 2018/04/14 07:30 | Jaroslav Pospisil v Sebastian Baez | 6-3,6-4 |
| ITF Turkey F14 | 2018/04/13 07:30 | Jaroslav Pospisil v Marc Sieber | 6-2,6-4 |
| ITF Netherlands F6 | 2018/08/30 08:00 | Mick Veldheer v Felipe Mantilla | 3-6,1-6 |
| ITF Netherlands F6 | 2018/08/28 09:50 | Mick Veldheer v Ruben Konings | 6-3,7-6 |
| ITF Netherlands F5 | 2018/08/20 08:00 | Max Houkes v Mick Veldheer | 6-4,3-6,6-4 |
| ITF Netherlands F4 | 2018/08/15 14:30 | Max Houkes v Mick Veldheer | 7-5,3-6,6-4 |
| ITF Austria F6 | 2018/08/09 10:25 | Mariano Kestelboim v Mick Veldheer | 7-5,6-1 |
| ITF Austria F6 | 2018/08/08 09:00 | Mick Veldheer v Takuto Niki | 7-6,7-5 |
| ITF Austria F6 | 2018/08/07 09:00 | Mick Veldheer v Philip Aplienz | 6-2,6-2 |
| ITF Austria F4 | 2018/07/24 10:00 | Yuta Shimizu v Mick Veldheer | 7-5,7-6 |