stadio: Court 1 Round: 26 Ground: Clay
| Challenger Banja Luka | 2018/09/10 12:20 | Pedro Martinez v Johan Sebastien Tatlot | 3-6,4-6 |
| Challenger Siviglia | 2018/09/03 08:30 | Johan Sebastien Tatlot v Marko Djokovic | 3-6,3-6 |
| Challenger Siviglia | 2018/09/02 08:00 | Johan Sebastien Tatlot v Ronald Slobodchikov | 6-3,6-3 |
| Challenger Siviglia | 2018/09/01 09:40 | Johan Sebastien Tatlot v Emilio Gomez | 7-6,6-4 |
| Challenger - Meerbusch | 2018/08/16 11:00 | Rudolf Molleker v Johan Sebastien Tatlot | 7-5,6-1 |
| Challenger - Meerbusch | 2018/08/14 12:30 | Marc Sieber v Johan Sebastien Tatlot | 6-7,6-4,4-6 |
| Challenger Liberec | 2018/08/03 11:00 | Pedro Sousa v Johan Sebastien Tatlot | 6-3,6-1 |
| Challenger Liberec | 2018/08/01 11:30 | Johan Sebastien Tatlot v Jan Satral | 6-3,5-7,6-0 |
| Challenger Banja Luka | 2018/09/11 09:45 | Alexander Lazov v Franjo Raspudic | 6-4,6-1 |
| Challenger Banja Luka | 2018/09/10 08:00 | Elmar Ejupovic v Alexander Lazov | 6-3,2-6,3-6 |
| Challenger Banja Luka | 2018/09/09 09:40 | Marko Vujic v Alexander Lazov | 1-6,2-6 |
| ITF Svizzera F4 | 2018/08/29 11:30 | Christian Lindell v Alexander Lazov | 6-3,7-6 |
| ITF Svizzera F4 | 2018/08/28 13:40 | Eduardo Dischinger v Alexander Lazov | 6-3,3-6,4-6 |
| ITF Olanda F5 | 2018/08/25 09:30 | Nik Razborsek v Alexander Lazov | 3-6,6-1,6-4 |
| ITF Olanda F5 | 2018/08/24 15:05 | Philipp Schroll v Alexander Lazov | 3-6,4-6 |
| ITF Olanda F5 | 2018/08/23 08:00 | Rayan Ghedjemis v Alexander Lazov | 6-2,2-6,0-6 |