Stadium: Court 1 Round: 54 Ground: Clay
| ITF M25 Frankfurt am Main | 2021/08/09 12:45 | Christoph Negritu v Sven Corbinais | 6-1,6-1 |
| ITF M25 Marburg | 2021/07/06 12:30 | Christoph Negritu v Maik Steiner | 7-6,5-7,8-10 |
| ITF M25 Marburg | 2021/07/05 10:35 | Christoph Negritu v Dax Donders | 7-6,7-6 |
| Challenger Heilbronn | 2021/05/09 11:55 | Christoph Negritu v Aleksandar Vukic | 5-7,2-6 |
| ITF - M15 Monastir | 2021/04/25 08:30 | Ribeiro Marcondes, Igor v Christoph Negritu | 2-6,2-6 |
| ITF - M15 Monastir | 2021/04/24 09:30 | Giacalone, Omar v Christoph Negritu | 4-6,2-6 |
| ITF - M15 Monastir | 2021/04/22 10:35 | Christoph Negritu v Christian Langmo | 7-5,7-6 |
| ITF - M15 Monastir | 2021/04/20 11:15 | Kalenichenko, Danylo v Christoph Negritu | 2-6,4-6 |
| ITF M25 Frankfurt am Main | 2021/08/09 12:30 | Neo Niedner v Tim Handel | 2-6,2-6 |
| ITF M25 Wetzlar | 2021/08/05 09:00 | Tim Handel v Henri Squire | 6-3,3-6,6-7 |
| ITF M25 Wetzlar | 2021/08/04 12:10 | Tim Handel v Bulitski, Aliaksandr | 6-4,6-4 |
| ITF M25 Wetzlar | 2021/08/03 09:00 | Tim Handel v Giles Hussey | 6-3,6-2 |
| ITF M25 Wetzlar | 2021/08/02 08:00 | Tim Handel v Mortier, Sebastian | 6-1,6-4 |
| ITF M25 Marburg | 2021/07/08 09:00 | Ryan Nijboer v Tim Handel | 6-3,6-4 |
| ITF M25 Marburg | 2021/07/07 09:00 | Tim Handel v Recek, Dominik | 2-6,6-4,6-4 |
| ITF M25 Marburg | 2021/07/06 14:40 | Aleksandre Bakshi v Tim Handel | 3-6,2-6 |