Stadium: Court 1 Round: 27 Ground: Clay
| ITF Czech Republic F9 | 2016/10/29 09:45 | Marek Jaloviec v Jan Mertl | 4-6,3-6 |
| ITF Czech Republic F5 | 2014/11/01 11:55 | Jan Mertl v Marek Jaloviec | 6-2,6-2 |
| ITF Switzerland F2 | 2018/02/13 17:25 | Antoine Bellier v Marek Jaloviec | 6-4,6-4 |
| ITF Germany F2 | 2018/01/23 10:00 | Lukas Klein v Marek Jaloviec | 6-0,6-4 |
| Czechia Extraliga | 2017/12/20 12:00 | Marek Jaloviec v Jiri Vesely | 6-7,6-2,4-6 |
| Czechia Extraliga | 2017/12/18 11:40 | Marek Jaloviec v Tobias Kamke | 7-6,6-2 |
| Czechia Extraliga | 2017/12/16 10:20 | Marek Jaloviec v Jurij Rodionov | 6-7,7-5,3-6 |
| ITF Israel F17 | 2017/12/07 14:25 | Marek Jaloviec v Antoine Cornut-Chauvinc | 5-7,4-6 |
| ITF Israel F17 | 2017/12/06 09:30 | Marek Jaloviec v Antoine Cornut-Chauvinc | 5-7,2-3 |
| ITF Czech Republic F12 | 2017/11/29 10:15 | Marek Jaloviec v Louis Wessels | 3-6,6-1,3-6 |
| ITF Qatar F3 | 2018/03/15 11:30 | Jay Clarke v Jan Mertl | 6-1,7-6 |
| ITF Qatar F3 | 2018/03/14 14:15 | Florian Fallert v Jan Mertl | 3-6,1-6 |
| ITF Qatar F3 | 2018/03/13 12:00 | Jeroen Vanneste v Jan Mertl | 6-7,5-7 |
| ITF Tunisia F9 | 2018/03/08 10:30 | Mitchell Thomas McDaniels v Jan Mertl | 7-6,7-5 |
| ITF Tunisia F9 | 2018/03/06 09:00 | Esteban Bruna v Jan Mertl | 2-6,6-2,2-6 |
| ITF Tunisia F8 | 2018/03/03 09:00 | Moez Echargui v Jan Mertl | 6-3,6-4 |
| ITF Tunisia F8 | 2018/03/02 08:30 | Jan Mertl v Lucas Catarina | 3-6,7-6,6-4 |
| ITF Tunisia F8 | 2018/03/01 10:15 | Jan Mertl v Anis Ghorbel | 6-2,6-3 |