Stadium: Court 9 Round: 27 Ground: Hardcourt outdoor
| ITF W15 - Cancun | 2021/10/07 15:00 | Yuliana Monroy v Alica Rusova | 6-4,6-4 |
| ITF W15 - Cancun | 2021/10/06 17:50 | Yuliana Monroy v Marian G P Cano | 6-4,6-0 |
| ITF W15 - Cancun | 2021/09/29 17:10 | Christina Rosca v Yuliana Monroy | 6-3,7-6 |
| ITF W25 - Medellin | 2021/09/16 18:00 | Yuliana Monroy v Mell E R Gonzalez | 1-6,6-7 |
| ITF W25 - Medellin | 2021/09/15 14:55 | Yuliana Monroy v Maria Camila Torres Murcia | 6-1,6-3 |
| ITF W15 - Ibague | 2021/09/09 16:00 | Rushri Wijesundera v Yuliana Monroy | 3-6,6-1,6-3 |
| ITF W15 - Ibague | 2021/09/07 15:00 | Kelly L Vargas Gonzalez v Yuliana Monroy | 1-6,2-6 |
| ITF W25 - Salinas | 2021/05/09 15:00 | Madison Appel v Yuliana Monroy | 3-6,6-1,10-5 |
| ITF W15 - Cancun | 2021/10/07 17:45 | Anna Ulyashchenko v Maria Jose Portillo Ramirez | 6-7,4-6 |
| ITF W15 - Cancun | 2021/10/03 20:30 | Maria Jose Portillo Ramirez v Darja Semenistaja | 3-6,5-7 |
| ITF W15 - Cancun | 2021/10/02 15:00 | Jana Kolodynska v Maria Jose Portillo Ramirez | 7-5,1-6,1-6 |
| ITF W15 - Cancun | 2021/09/30 17:30 | Maria Jose Portillo Ramirez v Anna Rogers | 6-4,6-1 |
| ITF W15 - Cancun | 2021/09/28 20:45 | Maria Jose Portillo Ramirez v Alice Gillan | 6-1,6-3 |
| ITF W15 - Cancun | 2021/09/25 15:00 | Maria Jose Portillo Ramirez v Christina Rosca | 6-1,4-6,3-6 |
| 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 |