Round: 44 Ground: Clay
| ITF Germany F9 | 2018/07/22 08:00 | Christophe Tholl v Alexander Kuerschner | 4-6,6-1,6-3 |
| ITF Italy F5 Qual | 2018/03/27 14:25 | Alexander Kuerschner v Stefano Reitano | 4-6,3-6 |
| ITF Italy F5 Qual | 2018/03/27 09:30 | Federico Moreno v Alexander Kuerschner | 1-6,6-4,4-6 |
| ITF Italy F4 Qual | 2018/03/18 14:30 | Alexander Kuerschner v Federico Juan Aguilar | 2-6,4-6 |
| ITF Italy F3 Qual | 2018/03/12 11:30 | Toby Martin v Alexander Kuerschner | 6-2,7-5 |
| ITF Germany F3 | 2018/01/31 13:30 | Kai Wehnelt v Alexander Kuerschner | 6-0,6-0 |
| ITF Germany F3 Qual | 2018/01/29 13:20 | Alexander Kuerschner v Niklas Schell | 6-4,6-4 |
| ITF Germany F3 Qual | 2018/01/28 10:30 | Mirko Martinez v Alexander Kuerschner | 5-7,5-7 |
| ITF Belgium F3 Qual | 2018/06/30 07:30 | Nicolas Ifi v David Tixhon | 3-6,6-3,0-6 |