Stadium: Court 1 Round: 25 Ground: Synthetic outdoor
| Obidos, Singles W-WITF-POR-12A | 2018/09/24 10:00 | Julia Stamatova v Vrljic, Ana | 2-6,2-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/09/22 12:00 | Orlova, Natalia v Vrljic, Ana | 6-2,1-6,0-6 |
| ITF Women Lisbon | 2018/09/19 13:45 | Tessah Andrianjafitrimo v Vrljic, Ana | 6-1,6-4 |
| ITF Women Lisbon | 2018/09/17 12:05 | Maria Paulina Perez Garcia v Vrljic, Ana | 7-6,6-7,3-6 |
| ITF Women Lisbon | 2018/09/16 13:00 | Gaspar, Claudia v Vrljic, Ana | 2-6,0-6 |
| Chiswick, Simples W-WITF-GBR-13A | 2018/08/08 12:00 | Lesley Pattinama Kerkhove v Vrljic, Ana | 6-1,6-1 |
| Chiswick, Simples W-WITF-GBR-13A | 2018/08/07 12:30 | Sarah Beth Grey v Vrljic, Ana | 5-7,2-6 |
| ITF Women Chiswick Qual | 2018/08/06 12:30 | Eklund, Mia v Vrljic, Ana | 3-6,2-6 |
| ITF Women Dobrich | 2018/09/21 09:00 | Irina Fetecau v Piter, Katarzyna | 6-4,6-4 |
| ITF Women Dobrich | 2018/09/20 07:00 | Marfutina, Maria v Piter, Katarzyna | 6-2,3-6,5-7 |
| ITF Women Dobrich | 2018/09/19 07:00 | Irene Burillo Escorihuela v Piter, Katarzyna | 5-7,3-6 |
| Sofia, Singles W-WITF-BUL-01A | 2018/09/06 09:00 | Piter, Katarzyna v Ianchuk, Olga | 4-6,6-3,6-7 |
| Sofia, Singles W-WITF-BUL-01A | 2018/09/05 08:55 | Sanesi, Gaia v Piter, Katarzyna | 4-6,3-6 |
| ITF Women Bagnatica | 2018/08/27 09:00 | Piter, Katarzyna v Scala, Camilla | 4-6,4-6 |
| ITF Women Bagnatica | 2018/08/26 14:00 | Piter, Katarzyna v Scala, Camilla | 4-6,4-5 |
| ITF Women Bagnatica | 2018/08/25 12:45 | Piter, Katarzyna v Ho, Jessica | 6-1,6-1 |