Stadium: C Round: 25 Ground: Clay
| ITF Germany F5 | 2018/06/30 12:40 | Tim Ruehl v Sekou Bangoura | 5-7,5-7 |
| ITF Germany F5 | 2018/06/29 15:00 | Tim Ruehl v Dimitriy Voronin | 6-4,6-4 |
| ITF Germany F5 | 2018/06/28 13:30 | Christopher Heyman v Tim Ruehl | 6-3,6-7,1-6 |
| ITF Germany F5 | 2018/06/27 11:30 | Tim Ruehl v Nikita Mashtakov | 7-5,4-6,7-5 |
| ITF Germany F5 | 2018/06/25 13:00 | Mateusz Terczynski v Tim Ruehl | 6-2,2-6,3-6 |
| ITF Germany F5 | 2018/06/24 10:00 | Georgii Kravchenko v Tim Ruehl | 6-7,1-6 |
| ITF USA F32 | 2017/09/24 17:00 | Samuel Shropshire v Tim Ruehl | 3-6,6-3,6-1 |
| ITF USA F30 | 2017/09/10 16:00 | Tim Ruehl v Thibault Forget | 4-6,4-6 |
| ITF Germany F7 | 2018/07/09 16:00 | Niklas Schell v Patrick Mayer | 7-5,6-3 |
| ITF Portugal F9 | 2018/06/18 14:20 | Niklas Schell v Leny Mitjana | 6-3,2-6,3-6 |
| ITF Portugal F9 | 2018/06/17 09:00 | Niklas Schell v Paulo Fernandes | 6-2,6-2 |
| ITF Portugal F9 | 2018/06/16 09:00 | Niklas Schell v Tomas C Abasolo | 7-6,6-2 |
| ITF Turkey F20 Qual | 2018/05/23 11:00 | Niklas Schell v Denis Yevseyev | 2-6,4-6 |
| ITF Turkey F20 Qual | 2018/05/21 07:30 | Niklas Schell v Doru Junior Borsan | 6-1,6-4 |
| ITF Turkey F20 Qual | 2018/05/20 07:30 | Niklas Schell v Andrei Molyak | 6-2,6-3 |
| ITF Poland F2 | 2018/05/08 12:15 | Niklas Schell v Zizou Bergs | 0-6,5-7 |