Stadium: Centre Court Round: 25 Ground: Clay
| Santa Cruz De La Sierra, Singles W-ITF-BOL-01A | 2019/08/06 19:30 | Vargas Carrascal, Mariana v Terwindt, Tatiana | 2-6,1-6 |
| ITF W15 Lima | 2019/07/08 16:00 | Vargas Carrascal, Mariana v Hudson, Zora | 1-6,0-6 |
| ITF W15 Cancun | 2019/05/29 13:30 | Vargas Carrascal, Mariana v Shimizu, Seira | 3-6,3-6 |
| ITF W15 Cancun | 2019/05/20 14:30 | Christensen, Elle v Vargas Carrascal, Mariana | 6-0,6-1 |
| ITF W15 Cancun | 2019/05/14 14:40 | Vargas Carrascal, Mariana v Jada Bui | 3-6,1-6 |
| ITF W15 Cancun | 2019/05/07 14:00 | Vargas Carrascal, Mariana v Williford, Kelly | 2-6,4-6 |
| ITF W15 Cancun | 2019/04/22 14:00 | Johnson, Bryn v Vargas Carrascal, Mariana | 6-1,6-1 |
| ITF W15 Cancun | 2019/04/08 14:30 | Vargas Carrascal, Mariana v Duncan, Maxi | 0-6,0-6 |