Stadium: Klenert Court Round: 54 Ground: Clay
| ITF M25 Karlsruhe | 2019/06/03 09:00 | Christoph Negritu v Niklas Schell | 6-2,2-6,10-7 |
| ITF M15 Troisdorf | 2019/05/07 12:05 | Christoph Negritu v Kacper Zuk | 1-6,3-6 |
| ITF M15 Grasse | 2019/04/30 13:25 | Clement Tabur v Christoph Negritu | 6-4,6-2 |
| ITF M25 Angers | 2019/04/25 16:10 | Tobias Simon v Christoph Negritu | 6-4,6-7,6-0 |
| ITF M25 Angers | 2019/04/24 11:10 | Christoph Negritu v Maxime Pauwels | 6-2,6-4 |
| ITF M15 Tabarka | 2019/03/28 09:00 | Filip Cristian Jianu v Christoph Negritu | 6-4,6-2 |
| ITF M15 Tabarka | 2019/03/26 10:30 | Bogdan Bobrov v Christoph Negritu | 2-6,3-6 |
| ITF M15 Tabarka | 2019/03/19 08:30 | Christoph Negritu v Filip Cristian Jianu | 3-6,6-1,6-7 |
| ITF M25 Karlsruhe | 2019/06/03 09:00 | Adrian Oetzbach v Constantin Schmitz | 6-4,7-5 |
| ITF M15 Bucharest | 2019/05/20 09:00 | Ivan Mikhaylyuk v Adrian Oetzbach | 7-6,6-4 |
| ITF M15 Kalmar | 2019/05/15 11:50 | Adrian Oetzbach v George Botezan | 5-7,3-6 |
| ITF M15 Kalmar | 2019/05/14 08:15 | Martins Rocens v Adrian Oetzbach | 7-6,2-6,1-10 |
| ITF M15 Kalmar | 2019/05/13 11:30 | Edis Nokic v Adrian Oetzbach | 1-6,3-6 |
| ITF USA F24 | 2018/09/13 18:05 | Matej Vocel v Adrian Oetzbach | 6-0,6-1 |
| ITF USA F24 | 2018/09/12 16:30 | Adrian Oetzbach v Jianhui Li | 6-4,6-4 |
| ITF USA F24 | 2018/09/10 17:00 | Adrian Oetzbach v Ishaan Ravichander | 6-3,6-1 |