Stadium: Court 3 Round: 26 Ground: Clay
| Balatonboglar, Simples W-WITF-HUN-08A | 2018/05/01 14:00 | Zaja, Anna v Veronika Erjavec | 6-7,7-6,6-2 |
| WTA Stuttgart Qual | 2018/04/22 13:50 | Witthoeft, Carina v Zaja, Anna | 2-6,6-0,6-3 |
| WTA Stuttgart Qual | 2018/04/21 17:50 | Zaja, Anna v Katharina Hobgarski | 6-4,6-4 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/04/12 16:45 | Tamara Zidansek v Zaja, Anna | 6-4,7-5 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/04/10 15:00 | Marie Benoit v Zaja, Anna | 3-6,4-6 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/04/03 18:25 | Zaja, Anna v Zarycka, Anastatsia | 2-6,1-6 |
| Croissy-Beaubourg, Singles W-WITF-FRA-09A | 2018/03/26 12:50 | Zaja, Anna v Paula Badosa | 6-4,3-6,4-6 |
| ITF Women Shenzhen Qual | 2018/03/11 04:30 | Zimmermann, Kimberley v Zaja, Anna | 6-1,6-4 |
| Balatonboglar, Simples W-WITF-HUN-08A | 2018/05/01 12:00 | Amina Anshba v Zadori, Reka | 6-1,6-0 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/04/25 14:20 | Dalila Spiteri v Amina Anshba | 6-3,6-1 |
| ITF Women Hammamet | 2018/04/22 09:30 | Amina Anshba v Yerolymos, Margot | 1-6,2-6 |
| ITF Women Hammamet | 2018/04/21 09:00 | Amina Anshba v Emeline Dartron | 6-1,6-3 |
| ITF Women Hammamet | 2018/04/20 09:00 | Amina Anshba v Cuk, Pia | 7-6,6-3 |
| ITF Women Hammamet | 2018/04/19 09:00 | Amina Anshba v Clara Burel | 6-2,3-6,6-1 |
| ITF Women Hammamet | 2018/04/18 09:00 | Amina Anshba v Julita Saner | 6-1,6-1 |
| ITF Women Tunis | 2018/04/12 13:55 | Amina Anshba v Chloe Paquet | 0-6,6-7 |