Stadium: Court 2 Round: 26 Ground: Carpet indoor
| ITF Czech Republic F4 | 2018/06/27 09:10 | Konecny, Michal v Mertl, Jan | 4-6,7-5,2-6 |
| Czech Republic F2, Singles | 2018/05/25 10:10 | Konecny, Michal v Mertl, Jan | 6-7,3-6 |
| ITF Czech Republic F8 | 2018/10/31 09:00 | Mats Rosenkranz v Mertl, Jan | 4-6,4-6 |
| ITF Czech Republic F7 | 2018/10/24 08:00 | Piotr Grynkowski v Mertl, Jan | 7-6,3-6,3-6 |
| ITF Czech Republic F6 | 2018/07/14 09:00 | Mertl, Jan v Jirousek, Tomas | 6-3,6-4 |
| ITF Czech Republic F6 | 2018/07/13 09:00 | Mertl, Jan v Rikl, Patrik | 6-2,4-6,7-6 |
| ITF Czech Republic F6 | 2018/07/12 09:00 | Marek Jaloviec v Mertl, Jan | 5-7,2-6 |
| ITF Czech Republic F6 | 2018/07/11 12:00 | Semjan, Marek v Mertl, Jan | 6-3,5-7,4-6 |
| ITF Czech Republic F6 | 2018/07/09 10:30 | Alex Molcan v Mertl, Jan | 2-6,4-6 |
| ITF Czech Republic F5 | 2018/07/05 08:30 | Rikl, Patrik v Mertl, Jan | 7-6,6-4 |
| ITF Czech Republic F8 | 2018/10/31 14:45 | Georgii Kravchenko v Konecny, Michal | 6-7,6-7 |
| ITF Czech Republic F7 | 2018/10/24 10:00 | Kosec, Ivan v Konecny, Michal | 6-4,4-6,6-2 |
| Challenger Ismaning | 2018/10/13 16:35 | Voljacques, Hugo v Konecny, Michal | 6-4,6-4 |
| ITF Sweden F5 | 2018/10/03 12:00 | Konecny, Michal v Nam Hoang Ly | 6-7,2-6 |
| ITF Sweden F5 | 2018/10/01 12:00 | Yeung, Pak Long v Konecny, Michal | 3-6,4-6 |
| ITF Sweden F4 | 2018/09/27 12:25 | Konecny, Michal v Eriksson, Markus | 1-6,2-6 |
| ITF Sweden F4 | 2018/09/26 15:40 | Konecny, Michal v Johansson, Niklas | 7-5,6-2 |
| ITF Sweden F4 | 2018/09/24 11:00 | Konecny, Michal v Solberg, Christoffer | 6-3,6-2 |