| ITF M15 Szabolcsveresmart | 11/03 15:30 | 54 | Marton Liszka v Gheorghe Claudiu Schinteie | 4-6,3-6 | |
| ITF M15 Szabolcsveresmart | 10/27 12:30 | 54 | Marton Liszka v Peetu Pohjola | 3-6,2-6 | |
| ITF M25 Pardubice | 09/17 07:30 | 62 | Jeremy Schifris v Marton Liszka | 6-1,6-0 | |
| ITF M15 Budapest | 09/01 10:30 | 54 | Radovan Michalik v Marton Liszka | 6-1,6-0 | |
| ITF M15 Budapest | 08/25 10:30 | 54 | Marton Liszka v Phillip Jordan | 0-6,1-6 | |
| ITF M25 Maribor | 08/12 09:30 | 44 | Matic Dimic v Marton Liszka | 6-1,7-6 | |
| ITF M15 Satu Mare | 09/10 09:30 | 62 | Ryuhei Azuma v Marton Liszka | 6-0,6-4 | |
| ITF M25 Maribor Qual | 09/03 08:00 | 44 | Marton Liszka v Tino Kovacic | 0-6,1-6 | |
| ITF M25 Maribor | 08/28 13:40 | 54 | Marton Liszka v Stefan Vedovelli | 5-7,3-6 |