Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2019/11/13 09:00 | Naoki Tajima v Clement Geens | 3-6,6-3,7-5 |
| ITF M15 Sharm El Sheikh | 2019/11/08 08:00 | Karim-Mohamed Maamoun v Clement Geens | 6-1,6-2 |
| ITF M15 Sharm El Sheikh | 2019/11/07 08:00 | Clement Geens v Kacper Zuk | 0-6,6-2,6-4 |
| ITF M15 Sharm El Sheikh | 2019/11/06 08:00 | Hanyi Liu v Clement Geens | 5-7,4-6 |
| ITF M15 Lambermont | 2019/08/23 15:30 | Gabriel Petit v Clement Geens | 6-3,7-5 |
| ITF M15 Lambermont | 2019/08/22 11:30 | Nicolas Demeroutis v Clement Geens | 3-6,0-6 |
| ITF M15 Lambermont | 2019/08/21 16:25 | Clement Geens v Alexis Gautier | 3-6,7-5,6-2 |
| ITF M15 Koksijde | 2019/08/17 12:15 | Clement Geens v Carl Soderlund | 3-6,2-6 |
| ITF M15 Monastir | 2019/11/18 13:30 | Miles Jones v Guillaume Dermiens | 3-6,5-7 |
| ITF M15 Monastir | 2019/11/18 08:00 | Skander Ben Fraj v Guillaume Dermiens | 2-6,2-6 |
| ITF M15 Monastir | 2019/11/17 10:00 | Guillaume Dermiens v Sergei Pogosian | 6-2,6-3 |
| ITF M15 Getafe Madrid | 2019/10/14 07:30 | Clement Chidekh v Guillaume Dermiens | 4-6,6-3,10-5 |
| ITF M15 Getafe Madrid | 2019/10/13 08:45 | Guillaume Dermiens v Conor Berg | 6-4,6-2 |
| ITF M15 Sharm El Sheikh | 2019/10/02 08:00 | Guillaume Dermiens v Vitaliy Sachko | 3-6,2-6 |
| ITF M15 Sharm El Sheikh | 2019/10/01 08:00 | Guillaume Dermiens v Charles Minc | 7-5,4-6,12-10 |
| ITF M15 Lambermont | 2019/08/21 10:55 | Guillaume Dermiens v Dan Added | 5-7,2-6 |