Round: 54 Ground: Carpet indoor
| ITF Germany F2 | 2018/01/24 16:20 | Christoph Negritu v Doumbia, Sadio | 6-7,1-6 |
| ITF Germany F1 | 2018/01/11 14:10 | Christoph Negritu v Gijs Brouwer | 6-2,7-6 |
| ITF Germany F1 | 2018/01/09 11:00 | Kekez, Duje v Christoph Negritu | 3-6,3-6 |
| ITF Czech Republic F9 | 2017/11/08 11:50 | Petr Nouza v Christoph Negritu | 6-3,6-3 |
| ITF Germany F16 | 2017/10/25 14:30 | Christoph Negritu v Elmar Ejupovic | 4-6,1-6 |
| ITF Germany F16 | 2017/10/24 12:15 | Yuksel, Anil v Christoph Negritu | 3-6,2-6 |
| ITF Germany F15 | 2017/10/17 09:00 | Christoph Negritu v Kanar, Jonathan | 5-7,3-6 |
| ITF France F23 | 2017/10/11 08:00 | Christoph Negritu v Antoine Hoang | 2-6,7-5,3-6 |
| Turkey F15, Singles Qualifying | 2017/04/15 07:00 | Walder, Jim v Pena Lopez, Manuel | 1-6,3-6 |