Stadium: Court 7 Round: 25 Ground: Clay
| Curitiba, Singles Qualifying W-ITF-BRA-02A | 2019/03/21 13:00 | Kostova, Elitsa v Jasmine Paolini | 2-6,6-4,2-6 |
| Curitiba, Singles Qualifying W-ITF-BRA-02A | 2019/03/20 13:30 | Kurata, Nathaly v Kostova, Elitsa | 4-6,1-6 |
| ITF W25 Macon | 2019/02/26 12:00 | Kostova, Elitsa v Gervais, Julie | 4-6,4-6 |
| ITF W25 Glasgow | 2019/02/21 10:00 | Nuria Parrizas-Diaz v Kostova, Elitsa | 6-2,7-6 |
| ITF W25 Glasgow | 2019/02/20 13:00 | Ene, Cristina v Kostova, Elitsa | 4-6,3-6 |
| ITF W25 Trnava | 2019/02/14 10:00 | Kostova, Elitsa v Tereza Martincova | 3-6,6-7 |
| ITF W25 Trnava | 2019/02/12 12:50 | Romana Cisovska v Kostova, Elitsa | 3-6,4-6 |
| ITF W25 Trnava | 2019/02/08 11:00 | Kostova, Elitsa v Hradecka, Lucie | 2-6,4-6 |
| Campinas, Singles Qualifying W-ITF-BRA-03A | 2019/03/26 15:35 | Maria F Herazo Gonzalez v Stefani, Luisa | 6-3,6-4 |
| Campinas, Singles Qualifying W-ITF-BRA-03A | 2019/03/25 14:30 | Maria F Herazo Gonzalez v de Brito Francisco, Vitoria | 6-0,6-1 |
| Curitiba, Singles Qualifying W-ITF-BRA-02A | 2019/03/19 15:10 | Maria F Herazo Gonzalez v Cristian, Jaqueline Adina | 1-6,4-6 |
| Curitiba, Singles Qualifying W-ITF-BRA-02A | 2019/03/18 13:00 | Marie Benoit v Maria F Herazo Gonzalez | 3-6,3-6 |
| Sao Paulo, Singles W-ITF-BRA-01A | 2019/03/12 15:20 | Cristian, Jaqueline Adina v Maria F Herazo Gonzalez | 7-5,7-5 |
| Sao Paulo, Singles W-ITF-BRA-01A | 2019/03/11 18:00 | Bueno, Marcela-Guimaraes v Maria F Herazo Gonzalez | 3-6,0-6 |
| Rancho Santa Fe, Ca, Singles W-ITF-USA-05A | 2019/02/18 18:00 | Kinard, Tori v Maria F Herazo Gonzalez | 6-4,6-2 |
| Surprise, Singles W-ITF-USA-04A | 2019/02/13 17:00 | Maria F Herazo Gonzalez v Usue Maitane Arconada | 7-6,4-6,3-6 |