Stadium: Court 2 Round: 54 Ground: Clay
| ITF W15 Cancun | 2021/09/25 15:00 | Maria Jose Portillo Ramirez v Christina Rosca | 6-1,4-6,3-6 |
| ITF W25 Daytona Beach | 2021/11/08 16:00 | Maria Jose Portillo Ramirez v Lexington Reed | 6-1,6-3 |
| ITF W25 Orlando | 2021/11/06 15:30 | Maria Jose Portillo Ramirez v Amina Anshba | 1-6,6-7 |
| ITF W25 Orlando | 2021/11/04 15:00 | Fernanda Contreras Gomez v Maria Jose Portillo Ramirez | 7-5,6-7,1-6 |
| ITF W25 Orlando | 2021/11/03 19:05 | Maria Jose Portillo Ramirez v Chieh-Yu Hsu | 6-2,6-7,6-1 |
| ITF W25 Orlando | 2021/11/02 13:55 | Maria Jose Portillo Ramirez v Katja Wiersholm | 6-1,6-3 |
| ITF W25 Orlando | 2021/11/01 17:00 | Maria Jose Portillo Ramirez v Maria Kononova | 6-4,6-1 |
| ITF W25 Austin | 2021/10/26 17:40 | Maria Jose Portillo Ramirez v Liga Dekmeijere | 6-2,4-6,7-10 |
| ITF W25 Austin | 2021/10/25 17:00 | Maria Jose Portillo Ramirez v Rachel Gailis | 6-4,7-5 |
| ITF W25 Daytona Beach | 2021/11/08 16:00 | Christina Rosca v Anastasia Sysoeva | 6-1,6-2 |
| ITF W25 Orlando | 2021/11/01 14:00 | Christina Rosca v Alexa Graham | 5-7,4-6 |
| ITF W15 Cancun | 2021/10/12 17:45 | Christina Rosca v Hina Inoue | 2-6,3-6 |
| ITF W15 Cancun | 2021/10/08 15:00 | Christina Rosca v Stacey Fung | 2-6,2-6 |
| ITF W15 Cancun | 2021/10/07 17:20 | Caroline Lampl v Christina Rosca | 2-6,4-6 |
| ITF W15 Cancun | 2021/10/06 15:45 | Christina Rosca v Kariann Pierre-Louis | 6-4,6-2 |
| ITF W15 Cancun | 2021/10/02 19:15 | Darja Semenistaja v Christina Rosca | 6-0,5-7,7-6 |
| ITF W15 Cancun | 2021/10/01 15:45 | Chelsea Fontenel v Christina Rosca | 3-6,3-6 |