| ITF Italy F31 Qual | 09/24 13:00 | 44 | Antonio Mazzeo v Tim Slager | 6-1,6-2 | |
| ITF Italy F30 | 09/19 13:00 | 25 | Tim Slager v Jacopo Stefanini | 0-6,0-6 | |
| ITF Netherlands F6 | 08/19 10:00 | 62 | Pelle Boerma v Tim Slager | 6-2,6-2 | |
| ITF Netherlands F5 | 08/12 08:00 | 62 | Tim Slager v Daniel De Jonge | 4-6,5-7 | |
| ITF USA F6 | 01/27 13:30 | 60 | Lukas Greif v Tim Slager | 6-0,6-1 | |
| ITF Belgium F10 Qual | 08/13 08:00 | 54 | Tim Slager v Goran Duquesne | 3-6,4-6 |