| ITF Belgio F7 - Qual. | 08/05 08:00 | 62 | Nicolas Ferrando v Alwin Kleinen | 6-4,6-3 | |
| ITF Belgio F7 - Qual. | 08/04 07:30 | 62 | Alwin Kleinen v Michalis Sakellaridis | 6-3,7-5 | |
| ITF Germania F9 | 07/22 08:00 | 62 | Tomislav E Papac v Alwin Kleinen | 3-6,6-4,6-3 | |
| ITF Belgio F4 | 07/14 07:00 | 44 | Kim Moellers v Alwin Kleinen | 6-4,6-4 | |
| ITF Maschile - Francia F6 Qual. | 03/17 13:50 | 54 | Alwin Kleinen v Maxime Mora | 7-6,3-6,1-6 | |
| ITF Germania F3 - Qual. | 01/28 13:00 | 54 | Alwin Kleinen v Robin Lang | 3-6,2-6 |