| ITF Women Lisbon | 2018/09/17 10:00 | Lou Brouleau v Arianne Hartono | 7-6,6-4 |
| ITF Women Lisbon | 2018/09/16 13:00 | Arianne Hartono v Ines Murta | 6-4,6-1 |
| ITF Women Lisbon | 2018/09/15 16:00 | Elizabet Hamaliy v Arianne Hartono | 0-6,1-6 |
| ITF Women Montemor-o-Novo | 2018/09/15 09:30 | Dasha Ivanova v Arianne Hartono | 6-4,6-1 |
| ITF Women Montemor-o-Novo | 2018/09/14 09:30 | Arianne Hartono v Mariam Bolkvadze | 3-6,6-4,6-4 |
| ITF Women Montemor-o-Novo | 2018/09/13 11:05 | Arianne Hartono v Sara Lanca | 6-3,6-3 |
| ITF Women Montemor-o-Novo | 2018/09/11 11:00 | Ingrid Neel v Arianne Hartono | 2-6,6-1,3-6 |
| ITF Women Haren | 2018/09/01 12:35 | Marina Bassols Ribera v Arianne Hartono | 6-2,6-2 |
| ITF Women Cairo | 2018/09/18 08:00 | Gabriela Nicole Tatarus v Dominique Karregat | 6-3,6-4 |
| ITF Women Haren | 2018/08/31 09:00 | Dominique Karregat v Lara Salden | 3-6,4-6 |
| ITF Women Haren | 2018/08/30 08:00 | Sara Guglielminotti v Dominique Karregat | 3-6,2-6 |
| ITF Women Haren | 2018/08/28 12:15 | Dominique Karregat v Annelou Nab | 6-7,6-4,6-2 |
| ITF Women Wanfercee-Baulet | 2018/08/23 13:55 | Lucie Wargnier v Dominique Karregat | 6-2,7-5 |
| ITF Women Wanfercee-Baulet | 2018/08/20 12:55 | Tiffany William v Dominique Karregat | 4-6,1-6 |
| ITF Women Oldenzaal | 2018/08/15 08:00 | Linda Puppendahl v Dominique Karregat | 6-4,6-3 |
| ITF Women Koksijde | 2018/08/04 12:15 | Dominique Karregat v Kelly Versteeg | 5-7,6-7 |