Stadium: Court 1 Round: 45
| Challenger Alicante Qual | 2018/04/02 12:10 | Jeremy Jahn v Ivan Gakhov | 6-3,6-7,1-6 |
| Challenger Alicante Qual | 2018/04/01 12:45 | Aslan Karatsev v Jeremy Jahn | 4-6,7-5,4-6 |
| Challenger Alicante Qual | 2018/03/31 12:20 | Javier Barranco Cosano v Jeremy Jahn | 4-6,7-5,4-6 |
| Challenger Marbella Qual | 2018/03/25 15:10 | Jeremy Jahn v Lukas Rosol | 4-6,3-6 |
| Challenger Marbella Qual | 2018/03/24 16:25 | Jeremy Jahn v Ivan Gakhov | 4-6,6-1,6-3 |
| ITF Croatia F2 | 2018/03/17 12:30 | Jeremy Jahn v Mate Valkusz | 2-6,1-6 |
| ITF Croatia F2 | 2018/03/16 13:45 | Franjo Raspudic v Jeremy Jahn | 1-6,2-6 |
| ITF Croatia F2 | 2018/03/15 11:30 | Alexandar Lazarov v Jeremy Jahn | 2-6,2-6 |
| ITF Germany F2 Qual | 2018/01/22 16:30 | Ruan Roelofse v Grzegorz Panfil | 7-6,6-1 |
| ITF Germany F2 Qual | 2018/01/22 09:00 | David Juras v Grzegorz Panfil | 4-6,2-6 |
| ITF Germany F1 | 2018/01/08 09:00 | Nikolas Walterscheid-Tukic v Grzegorz Panfil | 7-6,6-2 |
| ITF Czech Republic F11 | 2017/11/21 15:25 | Grzegorz Panfil v Matej Vocel | 3-6,6-4,1-6 |
| ITF Czech Republic F11 Qual | 2017/11/20 11:30 | Grzegorz Panfil v Michel Dornbusch | 3-6,1-6 |
| ITF Czech Republic F11 Qual | 2017/11/19 09:00 | Grzegorz Panfil v Piotr Grynkowski | 7-6,6-3 |
| Challenger Cali 2 Qual | 2017/10/14 21:55 | Grzegorz Panfil v Gonzalo Lama | 4-6,2-6 |
| Challenger Cali 2 Qual | 2017/10/14 17:55 | Diego Matos v Grzegorz Panfil | 0-6,0-6 |