Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF W25 Oeiras | 2021/04/27 08:55 | Lexie Stevens v Celia Cervino Ruiz | 2-6,7-6,10-1 |
| ITF W25 Oeiras | 2021/04/25 14:00 | Mariana Galvao Borges v Celia Cervino Ruiz | 1-6,0-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/18 10:00 | Celia Cervino Ruiz v Lisa Ponomar | 6-4,6-2 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/17 07:00 | Celia Cervino Ruiz v Agustina Chlpac | 7-5,4-1 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/16 08:00 | Pauline Courcoux v Celia Cervino Ruiz | 2-6,2-5 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/15 09:30 | Esther L Alcaraz v Celia Cervino Ruiz | 3-6,3-5 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/13 10:30 | Valeria Koussenkova v Celia Cervino Ruiz | 2-6,3-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/12 08:00 | Celia Cervino Ruiz v Darja Semenistaja | 6-2,4-6,5-7 |
| ITF W25 Oeiras | 2021/04/21 12:30 | Lea Boskovic v Chihiro Muramatsu | 6-2,6-2 |
| Billie Jean King Cup | 2021/04/16 08:00 | Elina Svitolina v Chihiro Muramatsu | 6-3,6-2 |
| ITF W60 Bellinzona | 2021/04/07 15:35 | Jana Fett v Chihiro Muramatsu | 6-2,6-3 |
| ITF W60 Bellinzona | 2021/04/06 11:15 | Camilla Rosatello v Chihiro Muramatsu | 6-7,6-2,2-6 |
| ITF W25 Fujairah | 2021/01/19 06:30 | Chihiro Muramatsu v Na-Lae Han | 2-6,3-6 |
| Australian Open Women | 2021/01/12 06:00 | Chihiro Muramatsu v Anna Karolina Schmiedlova | 4-6,3-6 |
| Australian Open Women | 2021/01/10 10:10 | Chihiro Muramatsu v Nuria Parrizas-Diaz | 6-2,7-6 |
| ITF W25 Orlando | 2020/11/12 17:00 | Tessah Andrianjafitrimo v Chihiro Muramatsu | 6-2,6-1 |