Stadium: Court 3 Round: 25 Ground: Clay
| ITF Netherlands F1 Qual | 2018/06/23 08:00 | Ruben Konings v Len Schouten | 6-4,2-6,6-1 |
| ITF Tunisia F15 | 2018/04/14 09:00 | Len Schouten v Charles Bertimon | 6-7,2-6 |
| ITF Tunisia F14 | 2018/04/08 09:00 | Alexis Gautier v Len Schouten | 6-3,6-4 |
| ITF Tunisia F13 | 2018/04/03 10:15 | Len Schouten v David Perez Sanz | 1-6,3-6 |
| ITF Tunisia F9 | 2018/03/07 10:40 | Gianni Mina v Len Schouten | 6-4,6-0 |
| ITF Tunisia F9 | 2018/03/04 09:00 | Alen Rogic-Hadzalic v Len Schouten | 4-6,4-6 |
| ITF Tunisia F8 | 2018/02/26 12:00 | Len Schouten v Pol Martin Tiffon | 4-6,3-6 |
| ITF Tunisia F8 | 2018/02/25 11:00 | Shunsuke Wakita v Len Schouten | 6-7,6-3,6-7 |
| ITF Tunisia F35 | 2018/10/08 08:30 | Yannik Steinegger v Skander Ben Abdallah | 6-7,6-4,6-3 |
| ITF Tunisia F35 | 2018/10/07 09:00 | Yannik Steinegger v Simon Musset | 7-5,7-5 |
| ITF Switzerland F5 | 2018/09/04 13:30 | Yannik Steinegger v Samuel Bensoussan | 4-6,4-6 |
| ITF Switzerland F4 | 2018/08/29 08:00 | Yannik Steinegger v Lucas Gomez | 2-6,3-6 |
| ITF Switzerland F4 | 2018/08/28 12:15 | Yannik Steinegger v Patrik Hartmeier | 6-4,7-6 |
| ITF Switzerland F4 | 2018/08/27 08:30 | Loic Perret v Yannik Steinegger | 4-6,2-6 |
| ITF Switzerland F3 | 2018/08/19 11:00 | Luca Keist v Yannik Steinegger | 6-4,3-6,6-3 |
| ITF Austria F1 | 2018/06/30 11:00 | Dominik Hruncak v Yannik Steinegger | 7-6,6-2 |