Stadium: Center Court Round: 29 Ground: Carpet indoor
| ITF Germany F2 | 2018/01/27 13:50 | Jan Choinski v Christopher Heyman | 4-6,6-4,6-7 |
| ITF Germany F2 | 2018/01/26 13:50 | Christopher Heyman v Daniel Masur | 6-0,6-1 |
| ITF Germany F2 | 2018/01/25 19:20 | Christopher Heyman v Elmar Ejupovic | 7-5,7-6 |
| ITF Germany F2 | 2018/01/23 18:30 | Christopher Heyman v Remi Boutillier | 6-3,3-6,6-1 |
| Challenger Koblenz | 2018/01/18 10:00 | Ilya Ivashka v Christopher Heyman | 6-4,6-4 |
| Challenger Koblenz | 2018/01/17 12:20 | Karim-Mohamed Maamoun v Christopher Heyman | 3-6,3-6 |
| Challenger Koblenz Qual | 2018/01/15 18:10 | Christopher Heyman v Alessandro Bega | 6-1,6-4 |
| Challenger Koblenz Qual | 2018/01/15 14:20 | Christopher Heyman v Marlon Vankan | 6-1,7-6 |
| ITF Germany F2 | 2018/01/27 17:10 | Robin Kern v Sadio Doumbia | 4-6,1-6 |
| ITF Germany F2 | 2018/01/26 10:30 | Sadio Doumbia v Pedro Cachin | 4-6,6-3,6-1 |
| ITF Germany F2 | 2018/01/25 14:15 | Adrian Bodmer v Sadio Doumbia | 5-7,3-6 |
| ITF Germany F2 | 2018/01/24 16:20 | Christoph Negritu v Sadio Doumbia | 6-7,1-6 |
| ITF France F2 | 2018/01/19 11:00 | Albano Olivetti v Sadio Doumbia | 7-5,6-4 |
| ITF France F2 | 2018/01/18 11:15 | Damien Bayard v Sadio Doumbia | 1-6,1-6 |
| ITF France F2 | 2018/01/16 12:25 | Quentin Robert v Sadio Doumbia | 3-6,3-6 |
| Challenger Shenzhen 2 | 2017/10/31 03:15 | Sadio Doumbia v Akira Santillan | 6-7,2-6 |