Stadium: Court 9 Round: 28 Ground: Hardcourt outdoor
| ITF W15 Cancun | 2021/09/23 14:00 | Akilah James v Maria Jose Portillo Ramirez | 4-6,1-6 |
| ITF W15 Cancun | 2021/09/22 16:00 | Maria I Yapur Lopez v Maria Jose Portillo Ramirez | 0-6,1-6 |
| ITF W25 Torino | 2021/07/05 07:55 | Nika Radisic v Maria Jose Portillo Ramirez | 6-2,7-6 |
| ITF W25 The Hague | 2021/06/28 09:30 | Maria Jose Portillo Ramirez v Vivian Wolff | 2-6,3-6 |
| ITF W25 The Hague | 2021/06/27 08:00 | Jessica Bouzas Maneiro v Maria Jose Portillo Ramirez | 3-6,4-6 |
| ITF W15 Alkmaar | 2021/06/24 09:00 | Maria Jose Portillo Ramirez v Chiara Scholl | 2-6,4-6 |
| ITF W15 Alkmaar | 2021/06/23 09:00 | Elena Malygina v Maria Jose Portillo Ramirez | 2-6,5-7 |
| ITF W15 Alkmaar | 2021/06/21 15:00 | Maria Jose Portillo Ramirez v Bente Spee | 6-4,6-2 |
| ITF W15 Cancun | 2021/09/24 15:00 | Christina Rosca v Victoria Rodriguez | 3-6,6-3,7-5 |
| ITF W15 Cancun | 2021/09/23 16:10 | Lauren Proctor v Christina Rosca | 4-6,7-6,2-6 |
| ITF W15 Cancun | 2021/09/21 22:10 | Christina Rosca v Marina Stakusic | 4-6,6-3,6-2 |
| ITF W15 Bad Waltersdorf | 2021/08/24 09:30 | Christina Rosca v Martina Marusinova | 5-7,6-4,6-10 |
| ITF W15 Warmbad-Villach | 2021/08/16 12:30 | Kristina Novak v Christina Rosca | 6-3,5-7,12-10 |
| ITF W15 Warmbad-Villach | 2021/08/15 07:00 | Ines Faltinger v Christina Rosca | 4-6,1-6 |
| ITF W25 Radom | 2021/08/08 09:30 | Christina Rosca v Misaki Matsuda | 2-6,4-6 |
| ITF W25 Bydgoszcz | 2021/08/02 08:00 | Sina Herrmann v Christina Rosca | 6-1,6-2 |