Round: 62 Ground: Hardcourt outdoor
| Challenger Poznan Qual | 2018/06/04 09:25 | Lukas Rosol v Clement Geens | 4-6,2-6 |
| Challenger Poznan Qual | 2018/06/03 14:15 | Clement Geens v Joao Pedro Sorgi | 0-6,6-4,6-2 |
| ITF Poland F4 | 2018/05/22 11:40 | David Pichler v Clement Geens | 1-6,7-5,6-2 |
| Challenger Heilbronn Qual | 2018/05/14 10:00 | Bernabe Zapata Miralles v Clement Geens | 6-3,6-0 |
| Challenger Heilbronn Qual | 2018/05/13 10:35 | Clement Geens v Tobias Simon | 7-5,3-6,6-3 |
| Challenger Heilbronn Qual | 2018/05/12 09:00 | Jurij Rodionov v Clement Geens | 3-6,7-6,1-6 |
| Challenger Aix en Provence Qual | 2018/05/05 08:30 | Clement Geens v Guillermo Duran | 3-6,2-6 |
| ITF Turkey F14 | 2018/04/11 10:00 | Clement Geens v Milan Drinic | 0-6,2-6 |
| ITF Spain F14 Qual | 2018/06/02 08:00 | Fernando Bogajo v Angel G Melgar | 6-3,6-0 |
| ITF Spain F29 Qual | 2017/09/09 10:30 | Angel G Melgar v Lawrence Bataljin | 5-7,2-6 |