Round: 62 Ground: Clay
| ITF Germany F7 | 2017/07/13 10:00 | Benjamin Hassan v Alexey Vatutin | 0-6,3-6 |
| ITF Germany F7 | 2017/07/12 15:00 | Hernan Casanova v Benjamin Hassan | 6-7,6-2,4-6 |
| ITF Germany F7 | 2017/07/11 13:20 | Benjamin Hassan v Tom Diederich | 6-3,6-1 |
| Challenger Marburg | 2017/07/03 12:50 | Arthur De Greef v Benjamin Hassan | 7-5,6-3 |
| ITF Germany F3 | 2017/01/23 11:30 | Dominik Boehler v Benjamin Hassan | 6-4,7-6 |
| ITF Germany F3 | 2017/01/22 11:30 | Klemen Nikolas v Benjamin Hassan | 2-6,6-1,4-6 |
| Challenger Koblenz | 2017/01/17 15:00 | Teymuraz Gabashvili v Benjamin Hassan | 4-6,6-3,6-1 |
| ITF Germany F17 | 2016/11/04 12:50 | Marek Jaloviec v Benjamin Hassan | 3-6,6-1,6-2 |
| ITF Germany F8 Qual | 2017/07/16 08:30 | Yohei Otsuka v Oscar Matias Leiva Biason | 6-2,6-2 |
| ITF Germany F7 | 2017/07/10 10:30 | Alex Knaff v Yohei Otsuka | 6-2,6-3 |
| ITF Germany F7 | 2017/07/09 08:00 | Yohei Otsuka v Alex Solanki | 6-3,2-6,6-4 |
| ITF Germany F7 | 2017/07/09 08:00 | Yohei Otsuka v Nicolas Affolter | 6-3,6-0 |
| ITF Germany F6 | 2017/07/02 08:00 | Tristan Meraut v Yohei Otsuka | 6-3,6-0 |
| ITF Germany F5 | 2017/06/26 08:00 | Yohei Otsuka v Michael Vrbensky | 2-6,2-6 |
| ITF Germany F5 | 2017/06/25 09:00 | Yohei Otsuka v Alexander Abou Boutros | 6-1,6-1 |
| ITF Germany F4 | 2017/06/17 14:00 | Yohei Otsuka v Leonard Von Hindte | 3-6,1-6 |