Stadium: Court 17 Round: 26 Ground: Hardcourt outdoor
| ITF W25 Madrid | 2021/06/15 10:50 | Olga Saez Larra v Georgia Andreea Craciun | 2-6,6-2,6-4 |
| ITF W25 Madrid | 2021/06/10 08:50 | Na-Lae Han v Olga Saez Larra | 7-6,6-4 |
| ITF W25 Madrid | 2021/06/09 12:20 | Olga Saez Larra v Katrina Scott | 2-6,6-4,6-0 |
| ITF W25 Platja d’Aro | 2021/05/17 12:30 | Rebeka Masarova v Olga Saez Larra | 6-4,6-2 |
| ITF W25 Platja d’Aro | 2021/05/16 13:00 | Rosa Vicens Mas v Olga Saez Larra | 6-4,0-6,7-10 |
| ITF W60 La Bisbal | 2021/05/11 08:00 | Greet Minnen v Olga Saez Larra | 6-1,6-2 |
| ITF W60 La Bisbal | 2021/05/10 08:00 | Carlota Martinez Cirez v Olga Saez Larra | 3-6,3-6 |
| ITF W60 La Bisbal | 2021/05/09 09:20 | Olga Saez Larra v Julyette M J Steur | 4-6,6-2,12-10 |
| ITF W25 Madrid | 2021/06/16 09:20 | Laura Marti v Himari Sato | 2-6,1-6 |
| ITF W25 Madrid | 2021/06/15 07:00 | Alina Charaeva v Himari Sato | 6-2,6-7,10-6 |
| ITF W25 Madrid | 2021/06/14 09:30 | Vasanti Shinde v Himari Sato | 2-6,1-6 |
| ITF W25 Madrid | 2021/06/13 12:00 | Himari Sato v Mana Ayukawa | 4-6,6-4,10-5 |
| ITF W25 Madrid | 2021/06/06 12:00 | Himari Sato v Celia Cervino Ruiz | 3-6,5-7 |
| ITF W25 Jokohama | 2020/03/03 06:50 | Himari Sato v Eri Shimizu | 4-6,7-5,6-10 |
| ITF W25 Jokohama | 2020/03/03 01:00 | Himari Sato v Misa Okawa | 6-0,6-0 |
| ITF W15 Hamilton | 2020/02/10 21:00 | Himari Sato v Katherine Westbury | 2-6,3-6 |