Stadium: ourt 7C Round: 27 Ground: Clay
| ITF Tunisia F1 | 2018/01/09 08:30 | Nagy, Peter v Gelhardt, Luca | 6-4,6-0 |
| Challenger Rio De Janeiro | 2017/11/21 14:00 | Andrea Collarini v Nagy, Peter | 7-5,6-2 |
| Challenger Rio De Janeiro Qual | 2017/11/19 13:00 | Nagy, Peter v Neis, Fabricio | 6-3,6-7,6-7 |
| Challenger Santiago 2 Qual | 2017/11/12 16:05 | Heras, Patricio v Nagy, Peter | 6-4,6-1 |
| Challenger Santiago 2 Qual | 2017/11/11 18:50 | Camilo Ugo Carabelli v Nagy, Peter | 4-6,6-7 |
| Challenger Montevideo Qual | 2017/11/05 16:10 | Nagy, Peter v Juan Pablo Ficovich | 1-6,2-6 |
| Challenger Montevideo Qual | 2017/11/04 14:00 | Arus, Rodrigo v Nagy, Peter | 1-6,7-6,1-6 |
| ITF Turkey F38 | 2017/10/10 09:35 | Nagy, Peter v Liska, Tomas | 5-7,2-6 |
| ITF Tunisia F1 | 2018/01/11 10:00 | Perchicot, Mathieu v Jahn, Jeremy | 6-3,3-6,2-6 |
| ITF Tunisia F1 | 2018/01/10 12:45 | Dolz, Lluis v Jahn, Jeremy | 4-6,0-6 |
| Challenger Eckental | 2017/10/30 15:00 | Jahn, Jeremy v Alexander Bublik | 4-6,4-6 |
| Challenger Ismaning | 2017/10/18 18:15 | Jahn, Jeremy v Yannick Hanfmann | 6-7,6-4,3-6 |
| Challenger Ismaning | 2017/10/17 09:50 | Jahn, Jeremy v Grigelis, Laurynas | 7-6,3-6,7-6 |
| Challenger Ortisei | 2017/10/10 08:30 | Galovic, Viktor v Jahn, Jeremy | 6-3,3-6,6-3 |
| Challenger Sibiu | 2017/09/18 09:00 | Fratangelo, Bjorn v Jahn, Jeremy | 2-6,6-3,7-6 |
| Challenger Alphen | 2017/09/07 14:00 | Robredo, Tommy v Jahn, Jeremy | 6-4,7-6 |