Stadium: Court 2 Round: 26
| ITF Belarus F2 | 2017/08/14 08:45 | Tomas Papik v Marek Gengel | 6-7,2-6 |
| Challenger Portoroz Qual | 2017/08/06 15:45 | Igor Zelenay v Marek Gengel | 7-6,6-4 |
| Challenger Liberec Qual | 2017/07/29 08:30 | Michal Schmid v Marek Gengel | 7-6,6-2 |
| Challenger Prague Qual | 2017/07/23 11:00 | Lenny Hampel v Marek Gengel | 7-6,6-1 |
| Challenger Prague Qual | 2017/07/22 09:20 | Marek Gengel v Mate Delic | 6-1,6-2 |
| ITF Czech Republic F6 | 2017/07/19 12:25 | Marek Gengel v Lukas Klein | 5-7,1-6 |
| ITF Czech Republic F6 | 2017/07/17 09:30 | Juan Ignacio Galarza v Marek Gengel | 3-6,6-7 |
| ITF Czech Republic F5 | 2017/07/11 15:15 | Petr Michnev v Marek Gengel | 4-6,7-5,6-1 |
| ITF Belarus F2 | 2017/08/14 11:00 | Marat Deviatiarov v Fran Zvonimir Zgombic | 5-7,7-6,6-3 |
| ITF Belarus F1 | 2017/08/09 07:00 | Marat Deviatiarov v Leny Mitjana | 6-7,6-3,2-6 |
| ITF Belarus F1 | 2017/08/08 08:35 | Marat Deviatiarov v George Tsivadze | 6-4,6-2 |
| ITF Turkey F28 | 2017/08/03 08:00 | Anil Yuksel v Marat Deviatiarov | 6-4,6-4 |
| ITF Turkey F28 | 2017/08/02 09:55 | Vladyslav Orlov v Marat Deviatiarov | 0-6,5-7 |
| ITF Turkey F28 | 2017/07/31 09:30 | Franco Feitt v Marat Deviatiarov | 2-6,0-6 |
| ITF Turkey F26 | 2017/07/20 12:05 | Alexander Igoshin v Marat Deviatiarov | 7-6,7-5 |
| ITF Turkey F26 | 2017/07/19 11:30 | Gorazd Srbljak v Marat Deviatiarov | 5-7,7-5,1-6 |