stadio: Court 7 Round: 25 Ground: Hardcourt outdoor
| Challenger Lexington - Qual. | 2018/07/30 18:00 | Borna Gojo v Ronnie Schneider | 6-1,7-6 |
| Challenger Lexington - Qual. | 2018/07/29 17:45 | Emil Reinberg v Ronnie Schneider | 3-6,6-7 |
| Challenger Granby - Qual. | 2018/07/21 18:10 | Tyler Lu v Ronnie Schneider | 3-6,6-3,6-2 |
| Challenger Gatineau - Qual. | 2018/07/15 20:35 | Takanyi Garanganga v Ronnie Schneider | 7-5,6-4 |
| Challenger Gatineau - Qual. | 2018/07/14 23:30 | Ronnie Schneider v Alexander Ritschard | 6-1,6-4 |
| Challenger Winnipeg - Qual. | 2018/07/08 21:45 | Jeffrey John Wolf v Ronnie Schneider | 6-4,6-1 |
| Challenger Winnipeg - Qual. | 2018/07/08 15:00 | Alexis Canter v Ronnie Schneider | 7-5,1-6,5-7 |
| ITF USA F15 | 2018/06/22 15:00 | Michael Redlicki v Ronnie Schneider | 7-5,6-2 |
| ITF Germania F5 | 2018/06/27 15:25 | Filip Bergevi v Igor Sijsling | 6-1,6-2 |
| ITF Germania F5 | 2018/06/25 09:00 | Igor Sijsling v Jannik Rother | 6-1,6-3 |
| ITF Germania F5 | 2018/06/25 08:00 | Igor Sijsling v Quentin Folliot | 6-2,6-4 |
| Challenger Loughborough - Qual. | 2018/05/21 12:20 | Igor Sijsling v Jurij Rodionov | 6-7,3-6 |
| Challenger Loughborough - Qual. | 2018/05/20 14:30 | Igor Sijsling v Peter Bothwell | 6-4,6-2 |
| Challenger Loughborough - Qual. | 2018/05/19 17:20 | Igor Sijsling v Julian Ocleppo | 6-4,6-7,6-1 |
| Challenger Heilbronn | 2018/05/17 11:00 | Igor Sijsling v Jiri Vesely | 3-6,6-4,2-6 |
| Challenger Heilbronn - Qual. | 2018/05/14 11:00 | Miliaan Niesten v Igor Sijsling | 3-6,2-6 |