Stadium: Court 3 Round: 44 Ground: Clay
| ITF Women Madrid Qual | 2018/06/04 09:00 | Maialen M Oyague v Nora Ayala Serra | 0-6,2-6 |
| ITF Women Nules | 2018/11/19 11:00 | Nora Ayala Serra v Blanca Cortijo Parreno | 6-3,6-0 |
| ITF Women Monastir | 2018/11/13 08:00 | Nora Ayala Serra v Ilona-Georgiana Ghioroaie | 4-6,2-6 |
| ITF Women Monastir | 2018/11/09 11:00 | Jacqueline Cabaj Awad v Nora Ayala Serra | 3-6,6-1,6-4 |
| ITF Women Monastir | 2018/11/08 09:30 | Nora Ayala Serra v Vasilisa Aponasenko | 5-7,6-0,6-2 |
| ITF Women Monastir | 2018/11/06 11:10 | Nora Ayala Serra v Polina Kozyreva | 6-4,3-6,7-6 |
| ITF Women Sant Cugat | 2018/10/29 10:30 | Jade Suvrijn v Nora Ayala Serra | 6-3,6-2 |
| ITF Women Cantanhede | 2018/10/18 12:00 | Lucia Quiterio v Nora Ayala Serra | 4-6,6-4,7-5 |
| ITF Women Riba-Roja De Turia | 2018/10/07 10:00 | Nicoleta-Catalina Dascalu v Nora Ayala Serra | 6-2,6-1 |
| ITF Women Nules | 2018/11/19 11:00 | Maria Aran T Garcia v Maialen M Oyague | 4-6,7-5,3-6 |
| ITF Women Vinaros | 2018/11/04 09:00 | Alina Charaeva v Maialen M Oyague | 6-0,6-0 |
| ITF Women Vinaros | 2018/11/03 09:00 | Maialen M Oyague v Maria N Pinol | 6-1,6-0 |
| ITF Women Montemor-o-Novo | 2018/09/10 10:00 | Laetitia Pulchartova v Maialen M Oyague | 7-6,6-4 |
| ITF Women Getxo Qual | 2018/07/07 14:30 | Jade Suvrijn v Maialen M Oyague | 6-4,6-4 |
| ITF Women Amarante | 2018/06/17 09:00 | Claudia Cianci v Maialen M Oyague | 6-2,6-3 |
| ITF Women Madrid Qual | 2018/06/04 09:00 | Maialen M Oyague v Nora Ayala Serra | 0-6,2-6 |
| ITF Women Madrid Qual | 2018/06/02 12:15 | Angela D Plagaro v Maialen M Oyague | 0-6,2-6 |