Stadium: Court 3 Round: 26 Ground: Clay
| ITF Tunisia F21 | 2018/05/29 09:00 | Constantin Bittoun Kouzmine v Nkomba, Benard Bruno | 6-2,6-3 |
| ITF Tunisia F20 | 2018/05/24 09:00 | Ergi Kirkin v Constantin Bittoun Kouzmine | 6-3,7-5 |
| ITF Tunisia F20 | 2018/05/22 11:00 | Constantin Bittoun Kouzmine v Kumthonkittikul, W. | 6-2,6-2 |
| Tunisia F16, Singles Qualifying | 2018/04/26 12:20 | Tchoutakian, Maxime v Constantin Bittoun Kouzmine | 6-2,6-4 |
| Tunisia F16, Singles Qualifying | 2018/04/25 10:45 | Jandric, Darko v Constantin Bittoun Kouzmine | 2-6,3-6 |
| Tunisia F16, Singles Qualifying | 2018/04/23 09:00 | Constantin Bittoun Kouzmine v Pierre, Hugo | 6-3,4-6,6-2 |
| Tunisia F16, Singles Qualifying | 2018/04/22 11:00 | Constantin Bittoun Kouzmine v Santalla, Ezequiel Agustin | 6-4,6-0 |
| Tunisia F15, Singles Qualifying | 2018/04/19 09:00 | Constantin Bittoun Kouzmine v Vilardo, Francesco | 7-6,5-7,6-7 |
| ITF Tunisia F21 | 2018/05/29 11:10 | Seifert, Stefan v Ghorbel, Anis | 3-6,6-4,6-4 |
| ITF Tunisia F20 | 2018/05/26 09:00 | Moez Echargui v Seifert, Stefan | 6-4,6-0 |
| ITF Tunisia F20 | 2018/05/25 11:00 | Rotsaert, Alexandre v Seifert, Stefan | 2-6,1-6 |
| ITF Tunisia F20 | 2018/05/24 09:00 | Aziz Ouakaa v Seifert, Stefan | 3-6,4-6 |
| ITF Tunisia F20 | 2018/05/22 09:00 | Klegou, Alexis v Seifert, Stefan | 0-6,1-6 |
| ITF Bulgaria F1 | 2018/05/17 07:00 | Gabriel Donev v Seifert, Stefan | 6-4,6-1 |
| ITF Bulgaria F1 | 2018/05/15 08:25 | Penev, Ivan v Seifert, Stefan | 4-6,2-6 |
| ITF Greece F5 | 2018/03/28 06:00 | Petr Michnev v Seifert, Stefan | 7-6,7-6 |