Stadium: Cancha 1 Round: 25 Ground: Clay
| ITF W15 Cancun | 2019/04/27 15:00 | Villarreal, Andrea Renee v Marcela Zacarias | 3-6,3-6 |
| ITF W15 Cancun | 2019/04/21 16:00 | Villarreal, Andrea Renee v Marcela Zacarias | 4-6,0-6 |
| ITF W25 Fort Worth | 2019/08/01 14:00 | Nagi Hanatani v Villarreal, Andrea Renee | 4-6,6-4,6-4 |
| ITF W25 Fort Worth | 2019/07/31 16:20 | Alexandra Osborne v Villarreal, Andrea Renee | 3-6,7-6,3-6 |
| ITF W25 Evansville | 2019/07/24 17:45 | Villarreal, Andrea Renee v Alexandra Osborne | 6-4,4-6,1-6 |
| Denver, Singles Qualifying W-ITF-USA-28A | 2019/06/19 16:00 | Usue Maitane Arconada v Villarreal, Andrea Renee | 3-6,6-2,7-5 |
| ITF W25 Sumter | 2019/06/12 14:00 | Villarreal, Andrea Renee v Hailey Baptiste | 1-6,5-7 |
| Bethany Beach, Singles W-ITF-USA-17A | 2019/06/04 16:30 | Villarreal, Andrea Renee v Dea Herdzelas | 1-6,0-6 |
| ITF W15 Cancun | 2019/05/23 17:35 | Villarreal, Andrea Renee v Scandalis, Zoe Gwen | 3-6,0-6 |
| ITF W15 Cancun | 2019/05/22 15:20 | Villarreal, Andrea Renee v Piai, Eduarda | 6-4,6-0 |
| Gatineau, Singles W-ITF-CAN-04A | 2019/07/19 14:00 | Marcela Zacarias v Fernandez, Leylah Annie | 6-7,2-6 |
| Gatineau, Singles W-ITF-CAN-04A | 2019/07/18 16:15 | Marcela Zacarias v Ho, Jessica | 6-4,6-1 |
| Gatineau, Singles W-ITF-CAN-04A | 2019/07/17 17:40 | Momoko Kobori v Marcela Zacarias | 5-7,2-6 |
| ITF W25 Saskatoon | 2019/07/13 17:00 | Katherine Sebov v Marcela Zacarias | 6-4,1-6,6-3 |
| ITF W25 Saskatoon | 2019/07/12 18:55 | Hanna Chang v Marcela Zacarias | 4-6,5-7 |
| ITF W25 Saskatoon | 2019/07/11 20:25 | Marcela Zacarias v Kratzer, Ashley | 3-6,6-2,6-2 |
| ITF W25 Saskatoon | 2019/07/09 20:20 | Fernandez, Leylah Annie v Marcela Zacarias | 6-3,4-6,4-6 |
| Denver, Singles Qualifying W-ITF-USA-28A | 2019/06/20 20:15 | Victoria Duval v Marcela Zacarias | 6-4,6-2 |