Stadium: Court 2 Round: 27 Ground: Clay
| ITF Serbia F1 | 2018/08/09 09:00 | Andrea Picchione v Roncalli, Simone | 4-6,3-6 |
| ITF Serbia F1 | 2018/08/07 08:00 | Markovic, Goran v Roncalli, Simone | 1-6,3-6 |
| ITF Italy F19 | 2018/07/18 12:25 | Ceppellini, Alessandro v Roncalli, Simone | 6-1,6-2 |
| ITF Italy F18 | 2018/07/09 09:30 | Maxime Chazal v Roncalli, Simone | 6-4,7-6 |
| ITF Italy F18 Qual | 2018/07/08 10:50 | Roncalli, Simone v Federico Arnaboldi | 4-6,6-4,6-4 |
| ITF Italy F18 Qual | 2018/07/07 11:50 | Roncalli, Simone v Curci, Matteo | 6-4,6-2 |
| ITF Italy F17 | 2018/07/04 18:50 | Gomez, Lucas v Roncalli, Simone | 6-2,6-3 |
| ITF Italy F17 | 2018/07/02 11:30 | Coppini, Alessandro v Roncalli, Simone | 1-6,1-6 |
| 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 Germany F6 | 2018/07/07 13:35 | Davydenko, Philipp v Nagy, Peter | 6-2,6-1 |
| ITF Germany F6 | 2018/07/06 10:40 | Nagy, Peter v Dzhanashia, Shalva | 6-4,6-1 |
| ITF Germany F6 | 2018/07/05 10:00 | Nagy, Peter v Walterscheid-Tukic, Nikolas | 6-2,1-6,6-3 |
| ITF Germany F6 | 2018/07/03 12:05 | Nagy, Peter v Matthew Dellavedova | 6-4,0-6,6-4 |
| ITF Hungary F5 | 2018/06/19 09:35 | Oscar Jose Gutierrez v Nagy, Peter | 4-6,6-3,6-1 |