Stadium: Center Court Round: 27 Ground: Carpet indoor
| Challenger Meerbusch | 2018/08/13 10:20 | Gleb Sakharov v Dimitar Kuzmanov | 3-6,0-6 |
| Challenger Sopot | 2018/07/31 09:00 | Gleb Sakharov v Jan Choinski | 6-0,4-6,1-6 |
| Challenger Tampere | 2018/07/23 10:00 | Gleb Sakharov v Filippo Baldi | 6-7,2-6 |
| ITF Germany F8 | 2018/07/17 11:00 | Gleb Sakharov v Vasile Antonescu | 6-7,6-1,3-6 |
| Challenger Perugia | 2018/07/12 19:00 | Gleb Sakharov v Marco Trungelliti | 6-4,5-7,4-6 |
| Challenger Perugia | 2018/07/10 12:40 | Gleb Sakharov v Joao Domingues | 4-6,6-3,6-3 |
| Challenger Marburg | 2018/07/04 11:40 | Gleb Sakharov v Elliot Benchetrit | 3-6,0-6 |
| Challenger Marburg | 2018/07/03 10:00 | Rogerio Dutra Silva v Gleb Sakharov | 4-6,4-6 |
| Challenger Sibiu | 2018/09/18 10:00 | Simone Bolelli v Jeremy Jahn | 6-4,6-4 |
| Challenger Sibiu | 2018/09/17 08:00 | Javier Barranco Cosano v Jeremy Jahn | 1-6,4-6 |
| Challenger Sibiu | 2018/09/16 07:00 | Mircea-Alexandru Jecan v Jeremy Jahn | 3-6,1-6 |
| Challenger Mallorca | 2018/08/26 09:50 | Joao Menezes v Jeremy Jahn | 6-3,6-4 |
| ITF Poland F7 | 2018/08/19 09:00 | Jeremy Jahn v Pedro Sakamoto | 6-3,6-4 |
| ITF Poland F7 | 2018/08/18 10:00 | Thiago Seyboth Wild v Jeremy Jahn | 5-7,6-7 |
| ITF Poland F7 | 2018/08/17 10:30 | Jeremy Jahn v Christian Lindell | 6-1,6-4 |
| ITF Poland F7 | 2018/08/16 10:45 | Jeremy Jahn v Eduardo Dischinger | 6-4,6-3 |