Stadium: Court 13 Round: 25 Ground: Clay
| ITF W15 Castellon | 2021/11/02 10:00 | Meritxell Boix Molla v Esther L Alcaraz | 3-6,2-6 |
| ITF W15 Castellon | 2021/11/01 12:30 | Esther L Alcaraz v Celine Simunyu | 6-3,7-5 |
| ITF W25 SM de Montbui | 2021/05/24 12:00 | Flavie Brugnone v Esther L Alcaraz | 6-3,2-6,10-8 |
| ITF W25 Platja d’Aro | 2021/05/16 07:30 | Riya Bhatia v Esther L Alcaraz | 6-1,6-3 |
| ITF Women Castellon | 2020/11/01 13:00 | Esther L Alcaraz v Marta Custic | 2-6,2-6 |
| ITF W15 Platja D'Aro | 2020/10/27 09:00 | Ekaterina Vishnevskaya v Esther L Alcaraz | 3-6,6-3,10-6 |
| ITF W15 Platja D'Aro | 2020/10/26 10:00 | Esther L Alcaraz v Maria Lota Kaul | 6-2,6-4 |
| ITF W15 Platja D'Aro | 2020/10/25 09:00 | Esther L Alcaraz v Iana Tishchenko | 6-2,6-3 |
| ITF W15 - Antalya | 2021/10/17 07:00 | Natalie Augustinova v Giulia Carbonaro | 0-6,1-6 |
| ITF W15 - Antalya | 2021/10/13 10:05 | Natalie Augustinova v Diana Demidova | 4-6,2-6 |
| ITF W15 - Antalya | 2021/10/12 07:00 | Aline Thommen v Natalie Augustinova | 6-7,3-6 |
| ITF W15 Melilla | 2021/09/17 09:00 | Natalie Augustinova v Noelia Bouzo Zanotti | 3-6,3-6 |
| ITF W15 Melilla | 2021/09/16 13:00 | Natalie Augustinova v Zlata Yankovskaya | 6-1,6-2 |
| ITF W25 Frýdek Místek | 2021/09/06 08:00 | Natalie Augustinova v Polina Bakhmutkina | 1-6,2-6 |
| ITF W60 Praha | 2021/08/29 07:30 | Laetitia Pulchartova v Natalie Augustinova | 7-5,6-2 |
| ITF W60 Přerov | 2021/08/22 09:00 | Natalie Augustinova v Anastasiya Konstantinovna Soboleva | 0-6,1-6 |