Round: 25 Ground: Hardcourt outdoor
| ITF Women Lagos | 2018/10/11 11:20 | Riya Bhatia v Nastja Kolar | 6-2,6-3 |
| ITF Women Lagos | 2018/10/10 09:00 | Chiraz Bechri v Nastja Kolar | 2-6,1-6 |
| ITF Women Lagos | 2018/10/09 12:00 | Adesuwa Osabuohien v Nastja Kolar | 0-6,0-6 |
| ITF Women Lagos | 2018/10/04 14:25 | Conny Perrin v Nastja Kolar | 6-4,6-2 |
| ITF Women Lagos | 2018/10/03 09:00 | Merel Hoedt v Nastja Kolar | 3-6,1-6 |
| ITF Women Lagos | 2018/10/02 10:30 | Noa Liauw A Fong v Nastja Kolar | 3-6,3-6 |
| ITF Women Monastir | 2018/09/19 09:00 | Nastja Kolar v Mouna Bouzgarrou | 6-0,6-1 |
| ITF Women Zagreb | 2018/09/02 14:35 | Dea Herdzelas v Nastja Kolar | 7-5,0-6,7-6 |
| ITF Women Sharm El Sheikh | 2018/10/15 08:00 | Alisa Kummel v Libby Muma | 6-3,5-7,7-5 |
| ITF Women Sharm El Sheikh | 2018/10/07 08:00 | Alisa Kummel v Yu-Ting Hsieh | 2-6,6-3,3-6 |