Stadium: Court 1 Round: 62 Ground: Clay
| ITF Hungary F2 Qual | 2018/05/12 08:00 | Schiefer, Jasper Felix v Kulibaba, Artur | 0-6,1-6 |
| Italie F3, Qualifications Simples | 2018/03/12 11:30 | Schiefer, Jasper Felix v Pontoglio, Davide | 3-6,3-6 |
| Spain F4, Singles Qualifying | 2018/02/05 12:00 | Alcaraz Ivorra, Albert v Schiefer, Jasper Felix | 6-0,6-0 |
| ITF Spain F3 | 2018/01/30 09:00 | Romero de Avila Senise, Alberto v Schiefer, Jasper Felix | 6-0,6-0 |
| ITF Greece F10 | 2017/11/18 08:00 | Schiefer, Jasper Felix v Stephanos Schinas | 4-6,4-6 |
| ITF Italy F34 Qual | 2017/10/15 13:00 | Schiefer, Jasper Felix v Nikolic, Milos | 4-6,1-6 |
| ITF Hungary F5 Qual | 2017/06/17 10:30 | Hruncak, Dominik v Torocsik, Adam | 7-5,7-5 |