Stadium: Court 1 Round: 25 Ground: Clay
| ITF Germany F13 | 2018/08/20 09:00 | Anton Chekhov v Marvin Schaber | 5-7,4-6 |
| ITF Germany F13 | 2018/08/19 08:00 | Anton Chekhov v Joao M Nusdeo | 6-4,6-2 |
| Challenger Portoroz Qual | 2018/08/04 13:30 | Anton Chekhov v Sadio Doumbia | 0-6,2-6 |
| Challenger Astana Qual | 2018/07/14 04:00 | Arjun Kadhe v Anton Chekhov | 6-3,6-1 |
| ITF Uganda F4 | 2018/05/21 06:00 | Anton Chekhov v Ranjeet Virali-Murugesan | 6-2,1-6,4-6 |
| ITF Uganda F3 | 2018/05/16 07:35 | Shalva Dzhanashia v Anton Chekhov | 6-3,6-4 |
| ITF Uganda F3 | 2018/05/15 11:10 | Lorenzo Bocchi v Anton Chekhov | 7-6,4-6,0-6 |
| ITF Uganda F3 | 2018/05/13 06:00 | Anton Chekhov v Ahmed Choudhary | 7-5,6-2 |
| ITF Netherlands F4 | 2018/08/16 12:35 | Max Houkes v Christoph Negritu | 6-3,4-6,6-2 |
| ITF Netherlands F4 | 2018/08/15 09:40 | Marco Saffratti v Christoph Negritu | 1-6,1-6 |
| ITF Germany F11 | 2018/08/10 12:00 | Jan Choinski v Christoph Negritu | 6-4,6-3 |
| ITF Germany F11 | 2018/08/09 10:15 | Mats Rosenkranz v Christoph Negritu | 3-6,2-6 |
| ITF Germany F11 | 2018/08/08 12:30 | Lucas Poullain v Christoph Negritu | 2-6,7-5,3-6 |
| ITF Germany F11 | 2018/08/07 09:00 | Hugo Daubias v Christoph Negritu | 6-7,4-6 |
| ITF Belgium F6 | 2018/08/02 11:00 | Loic Cloes v Christoph Negritu | 6-1,1-6,7-5 |
| ITF Belgium F6 | 2018/08/01 15:25 | Amaury Delmas v Christoph Negritu | 1-6,2-6 |