Round: 25 Ground: Carpet indoor
| ITF Czech Republic F10 | 2016/11/23 09:30 | Marek Gengel v Petr Michnev | 3-6,4-6 |
| Challenger Recanati | 2017/07/04 17:35 | Salvatore Caruso v Petr Michnev | 7-6,6-2 |
| Wimbledon Qual | 2017/06/26 15:25 | Petr Michnev v Maximo Gonzalez | 3-6,1-6 |
| Challenger Poprad Tatry | 2017/06/20 08:00 | Michael Linzer v Petr Michnev | 6-7,7-6,6-4 |
| Challenger Lisbon | 2017/06/13 09:30 | Petr Michnev v Matteo Donati | 6-2,3-6,3-6 |
| Challenger Prostejov | 2017/06/06 09:00 | Adam Pavlasek v Petr Michnev | 6-4,2-6,6-2 |
| Challenger Prostejov Qual | 2017/06/05 08:30 | Petr Michnev v Robin Stanek | 6-3,6-2 |
| Challenger Prostejov Qual | 2017/06/04 12:45 | Petr Michnev v Denys Molchanov | 6-4,6-4 |
| Challenger Prostejov Qual | 2017/06/04 08:00 | Petr Michnev v Jaroslav Pospisil | 6-3,6-4 |
| ITF Czech Republic F4 | 2017/07/06 08:30 | Marek Jaloviec v Marek Gengel | 7-6,6-3 |
| ITF Czech Republic F4 | 2017/07/05 08:00 | Petr Hajek v Marek Gengel | 0-6,3-6 |
| ITF Czech Republic F4 | 2017/07/04 08:00 | Andrej Glvac v Marek Gengel | 6-7,2-6 |
| ITF Netherlands F2 | 2017/06/29 13:40 | Boy Westerhof v Marek Gengel | 6-1,7-5 |
| ITF Netherlands F2 | 2017/06/27 10:55 | Matthew Dellavedova v Marek Gengel | 1-6,4-6 |
| ITF Spain F18 | 2017/06/20 18:20 | Frederik Nielsen v Marek Gengel | 7-5,7-5 |
| ITF Hungary F4 | 2017/06/15 11:35 | Constant Lestienne v Marek Gengel | 6-1,7-5 |
| ITF Hungary F4 | 2017/06/13 12:10 | Bartosz Wojnar v Marek Gengel | 0-6,4-6 |