| ITF Spain F3 | 2018/01/27 14:00 | Matvey Minin v Tim Heger | 7-5,6-0 |
| ITF Germany F2 Qual | 2018/01/22 12:00 | Vadym Ursu v Tim Heger | 6-4,6-1 |
| ITF Germany F2 Qual | 2018/01/21 13:00 | Tim Heger v Jonathan Chang | 7-6,6-4 |
| ITF Germany F2 Qual | 2018/01/21 08:30 | Tim Heger v Justin Boulais | 6-7,7-5,6-1 |
| ITF Germany F1 | 2018/01/07 11:30 | Tim Heger v Kai Lemstra | 4-6,4-6 |
| ITF Germany F1 | 2018/01/07 08:00 | Erwin Troebinger v Tim Heger | 3-6,4-6 |
| ITF Germany F12 | 2017/08/22 09:20 | Jordi Walder v Tim Heger | 6-3,6-4 |
| ITF Germany F11 | 2017/08/15 10:30 | Tim Heger v Peter Heller | 1-6,4-6 |
| ITF USA F36 | 2017/11/05 17:00 | Hamish Stewart v Paul Jubb | 7-5,3-6,2-6 |
| ITF USA F36 | 2017/11/03 17:30 | Daniel Paty v Hamish Stewart | 1-6,4-6 |