Stadium: Court 1 Round: 25 Ground: Hardcourt indoor
| Challenger Biella Qual | 2014/09/07 09:00 | Galovic, Viktor v Jahn, Jeremy | 7-5,6-3 |
| Coupe Davis | 2017/09/17 17:10 | Gonzalez, Alejandro v Galovic, Viktor | 4-6,6-2,2-6 |
| Challenger Seville | 2017/09/06 12:05 | Galovic, Viktor v Gomez-Herrera, Carlos | 4-6,4-6 |
| Challenger Seville | 2017/09/04 20:15 | Almagro, Nicolas v Galovic, Viktor | 6-7,2-6 |
| US Open, New York, USA, Qualifying | 2017/08/22 19:50 | Galovic, Viktor v Maximilian Marterer | 2-6,4-6 |
| Challenger Biella | 2017/08/01 14:30 | Galovic, Viktor v Ymer, Mikael | 6-7,1-6 |
| Challenger Cortina | 2017/07/25 13:55 | Galovic, Viktor v Viola, Matteo | 4-6,5-7 |
| Braunchsweig, Germany | 2017/07/14 15:30 | Galovic, Viktor v Oscar Otte | 4-6,7-6,6-1 |
| Braunchsweig, Germany | 2017/07/13 15:20 | Galovic, Viktor v Maden, Yannick | 6-3,6-3 |
| 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 |
| Challenger Alphen | 2017/09/06 10:00 | Jahn, Jeremy v Endara, Ivan | 6-1,6-4 |
| Challenger Como | 2017/08/30 10:10 | Jahn, Jeremy v Oscar Otte | 4-6,6-2,3-6 |
| Challenger Como | 2017/08/28 17:30 | Jahn, Jeremy v Steven Diez | 6-1,6-2 |
| US Open, New York, USA, Qualifying | 2017/08/23 19:10 | Renzo Olivo v Jahn, Jeremy | 7-6,6-4 |
| Challenger Meerbusch | 2017/08/18 11:30 | Karim-Mohamed Maamoun v Jahn, Jeremy | 3-6,6-2,6-4 |
| Challenger Meerbusch | 2017/08/17 12:35 | Cervantes, Inigo v Jahn, Jeremy | 4-6,6-7 |