Stadium: Court 1 Round: 25 Ground: Clay
| ITF Serbia F2 | 2018/08/18 09:45 | Ergi Kirkin v Nagy, Peter | 2-6,6-2,7-5 |
| ITF Serbia F2 | 2018/08/17 08:00 | Nagy, Peter v Tikhomirov, Maksim | 7-5,6-1 |
| ITF Serbia F2 | 2018/08/16 08:00 | Nagy, Peter v Durguti, Besir | 6-4,6-2 |
| ITF Serbia F2 | 2018/08/14 09:40 | Nagy, Peter v Zarkovic, Bodin | 6-3,6-3 |
| ITF Serbia F1 | 2018/08/10 08:00 | Roncalli, Simone v Nagy, Peter | 6-3,6-0 |
| ITF Serbia F1 | 2018/08/09 08:00 | Milan Drinic v Nagy, Peter | 5-7,4-6 |
| ITF Serbia F1 | 2018/08/08 08:00 | Malesevic, Nemanja v Nagy, Peter | 4-6,3-6 |
| Challenger Liberec Qual | 2018/07/28 11:25 | Pavel Kotov v Nagy, Peter | 6-0,6-4 |
| ITF Serbia F1 | 2018/08/08 08:00 | Milenkovic, Nebojsa v Szintai, David | 0-6,0-6 |
| ITF Slovakia F2 | 2018/07/31 10:00 | Antonio Massara v Szintai, David | 6-2,6-3 |
| ITF Hungary F5 | 2018/06/19 12:00 | Paroulek, Tadeas v Szintai, David | 6-4,6-4 |
| ITF Hungary F4 | 2018/06/13 10:35 | Szintai, David v Mate Valkusz | 4-6,0-6 |
| ITF Hungary F3 | 2018/05/24 08:30 | Bensoussan, Samuel v Szintai, David | 6-2,1-6,6-3 |
| ITF Hungary F3 | 2018/05/23 08:00 | Szintai, David v Mate Valkusz | 7-5,6-1 |
| ITF Hungary F3 | 2018/05/22 08:00 | Yanais Laurent v Szintai, David | 1-6,1-6 |
| ITF Hungary F2 | 2018/05/15 12:30 | Szintai, David v Sieber, Marc | 4-6,3-6 |