Stadium: Quadra 4 Round: 45 Ground: Clay
| Surprise, Singles W-ITF-USA-04A | 2019/02/11 17:30 | Stefani, Luisa v Maria F Herazo Gonzalez | 3-6,4-6 |
| 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 |
| Surprise, Singles W-ITF-USA-04A | 2019/02/12 16:00 | Devidze, Salome v Maria F Herazo Gonzalez | 5-7,5-7 |
| Campinas, Singles Qualifying W-ITF-BRA-03A | 2019/03/25 13:00 | Giudici, Leticia v Stefani, Luisa | 0-6,0-6 |
| Curitiba, Singles Qualifying W-ITF-BRA-02A | 2019/03/19 13:00 | Goncalves, Paula Cristina v Stefani, Luisa | 6-1,6-3 |
| Curitiba, Singles Qualifying W-ITF-BRA-02A | 2019/03/18 15:35 | Stefani, Luisa v Caregaro, Martina | 6-3,6-1 |
| Sao Paulo, Singles W-ITF-BRA-01A | 2019/03/12 20:40 | Stefani, Luisa v Claudia Hoste Ferrer | 2-6,3-6 |
| Irapuato, Singles W-ITF-MEX-02A | 2019/03/08 04:00 | Sanchez, Maria v Stefani, Luisa | 6-4,6-1 |
| Irapuato, Singles W-ITF-MEX-02A | 2019/03/06 21:00 | Stefani, Luisa v Katarina Zavatska | 6-2,6-1 |
| Irapuato, Singles W-ITF-MEX-02A | 2019/03/05 23:00 | Stefani, Luisa v Marand, Sanaz | 7-5,6-4 |
| Irapuato, Singles W-ITF-MEX-02A | 2019/03/04 21:00 | Sizikova, Yana v Stefani, Luisa | 6-7,2-6 |