Stadium: Cancha 1 Round: 27 Ground: Hardcourt outdoor
| ITF W15 Guatemala | 2021/11/25 16:50 | Plazas, Jessica v Taylor Marie Gales | 6-1,6-0 |
| ITF W15 Guatemala | 2021/11/24 17:55 | Plazas, Jessica v Carlota Balseiro | 6-4,6-1 |
| ITF W15 Cundinamarca | 2021/11/17 14:30 | Plazas, Jessica v Emily Welker | 3-6,5-7 |
| ITF W25 Guayaquil | 2021/10/27 14:55 | Jasmin Jebawy v Plazas, Jessica | 6-4,6-4 |
| ITF W25 Lima | 2021/10/11 17:00 | Katarina Jokic v Plazas, Jessica | 6-2,6-1 |
| ITF W25 Lima | 2021/10/05 17:10 | Romina Ccuno v Plazas, Jessica | 6-2,7-5 |
| ITF W25 Lima | 2021/10/04 16:00 | Plazas, Jessica v Caterina Salas | 6-3,6-2 |
| ITF W25 Medellin | 2021/09/16 16:40 | Alica Rusova v Plazas, Jessica | 6-4,6-1 |
| ITF W15 Guatemala | 2021/11/25 17:35 | Morales, Melissa v James, Akilah | 0-6,7-5,6-4 |
| ITF W15 Guatemala | 2021/11/24 15:30 | Morales, Melissa v Mia Aguilar Ortiz | 6-0,6-0 |
| ITF W15 Cundinamarca | 2021/11/17 17:25 | Morales, Melissa v Brito, Fernanda | 6-7,6-4,5-7 |
| Billie Jean King Cup | 2021/10/30 13:50 | Morales, Melissa v Cortes Flores, Gabriela | 6-3,6-2 |
| Billie Jean King Cup | 2021/10/29 15:20 | Morales, Melissa v Williford, Kelly | 2-6,7-5,7-6 |
| Billie Jean King Cup | 2021/10/27 14:00 | Morales, Melissa v katherine Dibbs | 6-0,6-2 |
| ITF W15 Cancun | 2021/10/06 14:00 | Lampl, Caroline v Morales, Melissa | 6-7,6-2,6-1 |
| ITF W15 Cancun | 2021/09/27 14:30 | Morales, Melissa v Vanesa Suarez | 3-6,6-2,3-10 |