Round: 25 Ground: Carpet indoor
| Challenger Koblenz Qual | 2018/01/15 10:20 | Mikael Ymer v Clement Geens | 7-5,6-1 |
| Challenger Koblenz Qual | 2018/01/14 15:15 | Clement Geens v Tristan Lamasine | 2-6,6-2,6-4 |
| Challenger Pune Qual | 2017/11/12 05:30 | Clement Geens v Borna Gojo | 5-7,3-6 |
| Challenger Mouilleron Le Captif Qual | 2017/11/04 09:00 | Clement Geens v Corentin Denolly | 3-6,3-6 |
| ITF Israel F13 | 2017/10/17 12:25 | Orel Ovil v Clement Geens | 6-2,5-7,1-6 |
| Challenger Almaty Qual | 2017/10/01 07:50 | Evgeny Karlovskiy v Clement Geens | 6-4,6-3 |
| Challenger Almaty Qual | 2017/10/01 04:00 | Malik Omarkhanov v Clement Geens | 2-6,0-6 |
| Challenger Almaty Qual | 2017/09/30 07:20 | Pavel Tsoy v Clement Geens | 1-6,1-6 |
| ITF France F2 | 2018/01/15 17:40 | Constantin Bittoun Kouzmine v Juan Pablo Ficovich | 5-7,6-2,4-6 |
| ITF Israel F17 | 2017/12/07 12:45 | Yshai Oliel v Constantin Bittoun Kouzmine | 6-2,6-3 |
| ITF Israel F17 | 2017/12/04 10:00 | Constantin Bittoun Kouzmine v Yaron Guberman | 6-1,6-1 |
| ITF Israel F17 | 2017/12/04 07:30 | Constantin Bittoun Kouzmine v Alexey Aleshchev | 6-3,6-3 |
| ITF Israel F16 | 2017/11/30 08:00 | Constantin Bittoun Kouzmine v Yannick Mertens | 1-6,3-6 |
| ITF Israel F16 | 2017/11/29 08:00 | Shinnosuke Hiramatsu v Constantin Bittoun Kouzmine | 7-5,6-7,1-6 |
| ITF Israel F16 | 2017/11/27 10:30 | Constantin Bittoun Kouzmine v Edward Harwood | 6-3,6-1 |
| ITF Israel F16 | 2017/11/27 08:00 | Constantin Bittoun Kouzmine v Ofek Amoyal | 6-1,6-1 |