Stadium: Court 1 Round: 44 Ground: Hardcourt indoor
| ITF Germany F14 | 2017/10/11 16:00 | Daniel Masur v Johannes Haerteis | 7-6,6-3 |
| ITF Germany F14 | 2017/10/09 10:00 | Johannes Haerteis v Sven Lemstra | 6-3,6-1 |
| ITF Germany F14 | 2017/10/08 11:30 | Johannes Haerteis v Jakob Cadonau | 6-1,6-2 |
| ITF France F19 | 2017/09/13 08:00 | Johannes Haerteis v Maxime Authom | 4-6,4-6 |
| ITF Germany F12 | 2017/08/23 09:30 | Peter Torebko v Johannes Haerteis | 7-6,6-3 |
| ITF Germany F10 | 2017/08/08 09:00 | Johannes Haerteis v Dominik Boehler | 6-4,4-6,2-6 |
| ITF Germany F9 | 2017/08/01 10:50 | Johannes Haerteis v Elmar Ejupovic | 6-7,3-6 |
| ITF Austria F3 | 2017/07/20 10:00 | Viktor Durasovic v Johannes Haerteis | 4-6,6-4,7-6 |
| ITF Great Britain F6 | 2017/09/27 11:35 | Billy Harris v Robert Carter | 6-3,6-4 |
| ITF Great Britain F6 | 2017/09/26 11:30 | Lukas Ollert v Robert Carter | 6-4,6-7,4-6 |
| ITF Great Britain F6 | 2017/09/25 12:00 | Robert Carter v Alex Solonenko | 6-1,6-0 |
| ITF Great Britain F5 | 2017/09/19 19:40 | Romain Bauvy v Robert Carter | 7-5,6-2 |
| ITF Great Britain F5 | 2017/09/18 12:00 | James Story v Robert Carter | 2-6,4-6 |
| ITF Great Britain F5 | 2017/09/17 13:00 | George Davies v Robert Carter | 0-6,3-6 |
| ITF Great Britain F4 | 2017/09/13 10:40 | Robert Carter v Jeremy Beale | 5-7,3-6 |
| ITF Great Britain F4 | 2017/09/12 09:00 | Robert Carter v Joshua Rose | 6-3,7-6 |