Stadium: Centre Court Round: 62 Ground: Carpet indoor
| ITF Czech Republic F4 Qual | 2018/06/23 08:00 | Marek Gengel v Yanik Kaelin | 3-6,6-2,6-4 |
| Challenger Poprad Tatry Qual | 2018/06/16 09:35 | Jan Satral v Marek Gengel | 6-1,6-1 |
| Challenger Prostejov Qual | 2018/06/03 13:50 | Pascal Brunner v Marek Gengel | 6-2,6-3 |
| ITF Czech Republic F2 | 2018/05/23 13:40 | Marek Gengel v Jan Mertl | 6-7,3-6 |
| Challenger Samarkand Qual | 2018/05/15 05:30 | Roman Safiullin v Marek Gengel | 6-2,3-6,6-3 |
| Challenger Samarkand Qual | 2018/05/13 05:00 | Marek Gengel v Luca Margaroli | 6-3,3-6,6-3 |
| Challenger Samarkand Qual | 2018/05/12 05:00 | Marek Gengel v Vladimir Polyakov | 6-1,6-1 |
| Challenger Karshi Qual | 2018/05/07 05:30 | Mukund Sasikumar v Marek Gengel | 6-2,6-4 |
| ITF Czech Republic F4 Qual | 2018/06/23 08:00 | Vojtech Vlkovsky v Matvey Khomentovskiy | 2-6,2-6 |
| ITF Czech Republic F4 Qual | 2018/06/23 08:00 | Michael Paty v Matvey Khomentovskiy | 1-6,3-6 |
| ITF Hungary F5 | 2018/06/19 09:50 | Peter Torebko v Matvey Khomentovskiy | 6-3,6-3 |
| ITF Hungary F5 Qual | 2018/06/18 09:35 | Matvey Khomentovskiy v Bodin Zarkovic | 6-3,7-5 |
| ITF Hungary F5 Qual | 2018/06/17 10:30 | Matvey Khomentovskiy v Luka Markovic | 6-0,6-0 |
| ITF Hungary F5 Qual | 2018/06/16 12:00 | Matvey Khomentovskiy v Richard Dulganov | 6-2,6-0 |
| ITF Kazakhstan F5 | 2018/04/26 07:00 | Matvey Khomentovskiy v Denis Yevseyev | 1-6,5-7 |
| ITF Kazakhstan F5 | 2018/04/25 04:00 | Beibit Zhukayev v Matvey Khomentovskiy | 2-6,2-6 |