Stadium: Court 8 Round: 28 Ground: Clay
| ITF Hungary F6 | 2018/08/22 11:00 | Tomas Liska v Fabian Marozsan | 3-6,1-6 |
| ITF M15 Antalya | 2021/03/26 07:00 | Hamad Medjedovic v Fabian Marozsan | 6-2,1-6,6-7 |
| ITF M15 Antalya | 2021/03/25 06:50 | Paul Woerner v Fabian Marozsan | 1-6,4-6 |
| ITF M15 Bratislava | 2021/03/13 09:30 | Fabian Marozsan v Michal Dembek | 3-6,6-3,6-0 |
| ITF M15 Bratislava | 2021/03/12 09:00 | Fabian Marozsan v Patrik Rikl | 4-6,6-3,6-4 |
| ITF M15 Bratislava | 2021/03/11 11:10 | Fabian Marozsan v Martin Krumich | 7-5,6-3 |
| ITF M15 Bratislava | 2021/03/10 09:00 | Fabian Marozsan v Neil Oberleitner | 6-4,6-1 |
| ITF M15 Bratislava | 2021/03/02 16:30 | Fabian Marozsan v Gabriel Petit | 6-7,4-6 |
| ITF M15 Sharm El Sheikh | 2021/02/08 13:30 | Daniel Cox v Fabian Marozsan | 3-6,7-5,10-8 |
| ITF M15 Monastir | 2021/03/29 08:00 | Lisandru Rodriguez v Tomas Liska | 6-0,6-2 |
| ITF M15 Monastir | 2021/03/28 11:30 | Ioannis Kountourakis v Tomas Liska | 3-6,4-6 |
| ITF M15 Monastir | 2021/03/21 15:00 | Hazem Naw v Tomas Liska | 6-3,6-3 |
| ITF M25 Prague | 2020/09/14 09:00 | Tomas Liska v Dalibor Svrcina | 1-6,4-6 |
| ITF M25 Prague | 2020/09/13 09:00 | Marek Gengel v Tomas Liska | 3-6,6-3,8-10 |
| Slovakian International | 2020/07/24 10:00 | Tomas Liska v Alex Molcan | 1-6,2-6 |
| Slovakian International | 2020/07/23 15:05 | Filip Polasek v Tomas Liska | 3-6,6-3,1-6 |
| Slovakian International | 2020/07/10 08:00 | Tomas Liska v Alex Molcan | 0-6,6-4,5-7 |