Stadium: Court 3 Round: 44 Ground: Clay
| ITF W25 Vigo | 2021/08/23 12:30 | Freya Christie v Lidia Moreno Arias | 6-4,6-3 |
| ITF W25 Ourense | 2021/08/16 08:00 | Jacqueline Cabaj Awad v Lidia Moreno Arias | 3-6,6-2,10-5 |
| ITF W25 Ourense | 2021/08/15 08:00 | Nina Ugrelidze v Lidia Moreno Arias | 1-6,5-7 |
| ITF W15 Don Benito | 2021/07/20 06:55 | Lidia Moreno Arias v Olga Parres Azcoitia | 1-6,6-7 |
| ITF W25 Madrid | 2021/06/15 07:00 | Ekaterina Yashina v Lidia Moreno Arias | 6-3,6-2 |
| ITF W25 Madrid | 2021/06/14 09:30 | Lidia Moreno Arias v Ioana Zvonaru | 6-3,2-6,10-6 |
| ITF W25 Madrid | 2021/06/13 12:00 | Lidia Moreno Arias v Claudia Martinez de Velasco | 6-2,3-6,10-6 |
| ITF W25 Madrid | 2021/06/07 07:15 | Malene Helgo v Lidia Moreno Arias | 6-3,6-2 |
| ITF W15 Don Benito | 2021/07/18 07:15 | Victoria Gomez v Aglaya Zaynieva | 3-6,4-6 |