Stadium: Court 3 Round: 44 Ground: Clay
| ITF Germany F15 | 2018/10/08 08:00 | Piotr Grynkowski v Thorsten Sollie | 7-5,7-5 |
| ITF Belgium F10 Qual | 2018/08/26 08:00 | Julien De Cuyper v Thorsten Sollie | 6-2,7-5 |
| ITF Netherlands F5 | 2018/08/18 08:00 | Thorsten Sollie v Zachary Eisinga | 4-6,6-4,4-6 |
| ITF Netherlands F3 | 2018/07/07 10:00 | Baptiste Anselmo v Thorsten Sollie | 6-1,7-5 |
| ITF Netherlands F2 Qual | 2018/07/01 08:00 | Valentin Guenther v Thorsten Sollie | 7-6,6-7,6-4 |
| ITF Netherlands F2 Qual | 2018/06/30 09:30 | Thorsten Sollie v Nicolas Zaidman | 6-3,7-5 |
| ITF Germany F2 Qual | 2018/01/21 13:00 | Kenneth Raisma v Thorsten Sollie | 6-2,4-6,6-3 |
| ITF Germany F2 Qual | 2018/01/21 08:30 | Thorsten Sollie v Patrick Mayer | 3-6,6-4,6-2 |