Round: 62 Ground: Clay
| ITF Slovakia F3 | 2017/08/06 10:00 | Gabor-Janos Toth v Roman Garkavenko | 6-4,6-1 |
| ITF Slovakia F1 | 2017/07/23 11:00 | Paul Jubb v Roman Garkavenko | 6-3,6-4 |
| ITF Slovakia F1 | 2017/07/22 11:30 | Samo Polakovic v Roman Garkavenko | 2-6,4-6 |
| ITF Austria F3 | 2018/07/15 08:00 | Ivan Davydov v Martin Zeljenka | 6-0,6-4 |
| ITF Austria F3 | 2018/07/14 12:30 | Martin Zeljenka v Andras Necz | 6-2,6-1 |
| ITF Austria F3 | 2018/07/14 07:15 | Michal Lusovsky v Martin Zeljenka | 3-6,5-7 |
| ITF Hungary F5 Qual | 2018/06/16 08:00 | Strahinja Rakic v Martin Zeljenka | 6-2,6-3 |
| ITF Hungary F4 Qual | 2018/06/11 09:30 | Martin Zeljenka v Gorazd Srbljak | 2-6,1-6 |
| ITF Hungary F4 Qual | 2018/06/10 11:00 | Tomas Liska v Martin Zeljenka | 6-0,6-7,2-6 |
| ITF Hungary F4 Qual | 2018/06/09 08:00 | Martin Zeljenka v James Allemby | 6-2,6-1 |
| ITF Hungary F3 Qual | 2018/05/20 10:00 | Jonathan Morr v Martin Zeljenka | 4-6,7-5,7-6 |