Round: 44 Ground: Clay
| ITF Czech Republic F1 | 2018/05/13 08:00 | Robert Strombachs v Stepan Pecak | 6-3,6-2 |
| ITF Poland F2 | 2018/05/08 10:15 | Martins Podzus v Robert Strombachs | 6-1,6-2 |
| ITF Poland F2 | 2018/05/07 09:30 | Tomas Jirousek v Robert Strombachs | 4-6,6-4,5-7 |
| ITF Poland F2 | 2018/05/05 08:00 | Robert Strombachs v Patrick Daciek | 6-4,6-3 |
| ITF Poland F1 | 2018/05/01 13:00 | Robert Strombachs v Dan Dowson | 3-6,1-6 |
| ITF Poland F1 | 2018/04/30 07:00 | Robert Strombachs v Jannik Sinner | 7-5,7-6 |
| ITF Poland F1 | 2018/04/29 07:00 | Ivan Yatsuk v Robert Strombachs | 2-6,4-6 |
| ITF Poland F1 | 2018/04/28 07:00 | Mikhail Minakov v Robert Strombachs | 0-6,1-6 |
| ITF Czech Republic F1 | 2018/05/13 09:00 | Antonin Stepanek v Matej Cintl | 6-0,6-0 |
| ITF Czech Republic F1 | 2018/05/12 09:00 | Antonin Stepanek v Patrik Maly | 6-2,6-0 |
| ITF Czech Republic F12 | 2017/11/27 11:00 | Antonin Stepanek v Marko Osmakcic | 2-6,3-6 |
| ITF Czech Republic F11 Qual | 2017/11/19 11:00 | Ondrej Krstev v Antonin Stepanek | 6-2,6-3 |
| ITF Czech Republic F9 | 2017/11/07 10:40 | Antonin Stepanek v Marek Rehacek | 4-6,0-6 |
| ITF Czech Republic F9 | 2017/11/06 12:00 | Ondrej Krstev v Antonin Stepanek | 1-6,3-6 |
| ITF Czech Republic F7 Qual | 2017/10/23 10:00 | Filip Duda v Antonin Stepanek | 6-3,6-3 |
| Challenger Prague Qual | 2017/07/22 09:20 | Antonin Stepanek v Juan Ignacio Galarza | 2-6,3-6 |