Stadium: Court 1 Round: 54 Ground: Hardcourt indoor
| ITF W60 Caldas da Rainha | 2021/09/13 16:30 | Ioana Loredana Rosca v Celia Cervino Ruiz | 6-4,6-7,10-6 |
| ITF W60 Caldas da Rainha | 2021/09/12 13:30 | Ana Filipa Santos v Celia Cervino Ruiz | 0-6,3-6 |
| ITF W25 Leiria | 2021/09/09 13:30 | Jessika Ponchet v Celia Cervino Ruiz | 6-1,7-5 |
| ITF W25 Leiria | 2021/09/07 11:55 | Sofia Pinto v Celia Cervino Ruiz | 4-6,1-6 |
| ITF W25 Leiria | 2021/09/06 10:00 | Celia Cervino Ruiz v Urszula Nebelska | 6-1,6-0 |
| ITF W25 Marbella | 2021/09/01 12:30 | Celia Cervino Ruiz v Eva Guerrero Alvarez | 6-7,4-6 |
| ITF W25 Marbella | 2021/08/31 07:55 | Celia Cervino Ruiz v Bianca Jolie Fernandez | 6-4,6-1 |
| ITF W25 Marbella | 2021/08/30 09:30 | Celia Cervino Ruiz v Iman Khan | 6-0,6-1 |