Round: 25 Ground: Clay
| ITF Germany F15 | 2015/10/06 09:30 | Tim Ruehl v Martins Podzus | 2-6,1-6 |
| ITF Switzerland F1 Qual | 2015/03/08 10:00 | Adam Majchrowicz v Tim Ruehl | 1-6,2-6 |
| ITF Switzerland F1 Qual | 2015/03/07 08:00 | Gabriel Currlin v Tim Ruehl | 1-6,3-6 |
| ITF Turkey F21 | 2016/05/28 07:30 | Christoph Negritu v Cem Ilkel | 4-6,0-6 |
| ITF Turkey F21 | 2016/05/27 07:30 | Muhammet Haylaz v Christoph Negritu | 4-6,5-7 |
| ITF Turkey F21 | 2016/05/26 09:45 | Louroi Martinez v Christoph Negritu | 5-7,1-6 |
| ITF Turkey F21 | 2016/05/24 09:45 | Mats Rosenkranz v Christoph Negritu | 4-6,6-7 |
| ITF Turkey F20 | 2016/05/19 09:40 | Filipp Kekercheni v Christoph Negritu | 6-3,6-1 |
| ITF Turkey F18 | 2016/05/05 10:05 | Christoph Negritu v Anil Yuksel | 4-6,7-6,0-6 |
| ITF Turkey F17 | 2016/04/28 08:00 | Christoph Negritu v Ryota Kishi | 4-6,3-6 |
| ITF Turkey F17 | 2016/04/26 10:15 | Christoph Negritu v Kento Tagashira | 6-1,6-2 |