Stadium: B & B Court Round: 45 Ground: Clay
| Challenger Sopot | 2018/07/31 10:25 | Nicola Kuhn v Paolo Lorenzi | 3-6,0-6 |
| Challenger Tampere | 2018/07/24 13:50 | Nicola Kuhn v Thiemo De Bakker | 6-7,1-6 |
| Challenger Scheveningen | 2018/07/19 13:40 | Nicola Kuhn v Attila Balazs | 3-6,4-6 |
| Challenger Scheveningen | 2018/07/17 13:15 | Lloyd Harris v Nicola Kuhn | 1-6,7-6,3-6 |
| Challenger Braunschweig | 2018/07/10 13:05 | Yannick Hanfmann v Nicola Kuhn | 6-1,6-3 |
| Challenger Milan | 2018/06/26 09:00 | Nicola Kuhn v Gianluca Mager | 2-6,1-6 |
| ATP Miami | 2018/03/24 20:55 | Nicola Kuhn v Fabio Fognini | 2-6,4-6 |
| ATP Miami | 2018/03/22 15:00 | Nicola Kuhn v Darian King | 7-6,6-4 |
| ITF Germany F10 | 2018/07/31 14:55 | Botic Van De Zandschulp v Jonas Merckx | 6-1,6-2 |
| ITF Belgium F5 | 2018/07/27 12:00 | Zizou Bergs v Jonas Merckx | 6-2,6-4 |
| ITF Belgium F5 | 2018/07/26 09:00 | Jonas Merckx v Stephan Gerritsen | 6-2,6-0 |
| ITF Belgium F5 | 2018/07/25 12:10 | Jonas Merckx v Edris Fetisleam | 6-2,5-7,6-3 |
| ITF Belgium F5 | 2018/07/24 08:00 | Jonas Merckx v Michalis Sakellaridis | 6-3,6-1 |
| ITF Belgium F4 | 2018/07/21 12:30 | Jonas Merckx v Samuel Brosset | 4-6,5-7 |
| ITF Belgium F4 | 2018/07/20 10:00 | Jonas Merckx v Franco Emanuel Egea | 4-6,6-4,6-0 |
| ITF Belgium F4 | 2018/07/19 09:00 | Jonas Merckx v Stephan Gerritsen | 6-3,6-1 |