Estadio: Svijany Court Round: 28 Ground: Clay
| Challenger de Liberec | 2017/08/04 12:00 | Vaclav Safranek v Laurynas Grigelis | 6-7,6-1,6-3 |
| Challenger de Liberec | 2017/08/03 10:00 | Vaclav Safranek v Agustin Velotti | 4-6,6-4,7-5 |
| Challenger de Liberec | 2017/08/01 11:00 | Alexey Vatutin v Vaclav Safranek | 4-6,5-7 |
| Challenger de Praga | 2017/07/25 13:55 | Vaclav Safranek v Juan Ignacio Galarza | 6-2,3-6,5-7 |
| ITF República Checa F6 | 2017/07/21 08:30 | Vaclav Safranek v Juan Pablo Ficovich | 4-6,4-6 |
| ITF República Checa F6 | 2017/07/18 09:15 | Vaclav Safranek v Ivan Sabanov | 6-4,6-3 |
| Challenger de Bastad | 2017/07/10 08:00 | Isak Arvidsson v Vaclav Safranek | 6-3,6-3 |
| Challenger de Marburgo | 2017/07/05 11:30 | Vaclav Safranek v Benjamin Bonzi | 3-6,6-4,4-6 |
| Challenger de Liberec | 2017/08/04 10:00 | Guilherme Clezar v Oscar Otte | 6-1,6-1 |
| Challenger de Liberec | 2017/08/02 14:30 | Lukas Rosol v Guilherme Clezar | 6-7,3-6 |
| Challenger de Liberec | 2017/07/31 09:00 | Tristan Lamasine v Guilherme Clezar | 6-1,1-6,4-6 |
| Challenger de Cortina | 2017/07/26 09:25 | Gerald Melzer v Guilherme Clezar | 7-6,6-3 |
| Challenger de Cortina | 2017/07/24 10:00 | Matteo Donati v Guilherme Clezar | 6-7,6-2,5-7 |
| Challenger de Poznan | 2017/07/18 09:00 | Jan Satral v Guilherme Clezar | 7-6,6-0 |
| Challenger de Milán | 2017/06/29 16:35 | Tommy Robredo v Guilherme Clezar | 6-7,7-6,6-3 |
| Challenger de Milán | 2017/06/26 13:20 | Guilherme Clezar v Thiago Monteiro | 6-3,6-3 |