Stadium: Stadium Round: 25 Ground: Hardcourt outdoor
| ITF Women Fort Worth | 2018/08/03 14:30 | Robin Anderson v Marcela Zacarias | 6-4,2-6,6-4 |
| ITF Women Fort Worth | 2018/08/02 14:00 | McCartney Kessler v Marcela Zacarias | 2-6,7-5,4-6 |
| ITF Women Granby | 2018/07/24 22:00 | Robin Anderson v Marcela Zacarias | 6-4,4-6,6-2 |
| ITF Women Gatineau | 2018/07/17 15:45 | Robin Anderson v Marcela Zacarias | 6-1,6-2 |
| ITF Women Winnipeg | 2018/07/11 15:00 | Sophie Chang v Marcela Zacarias | 6-7,7-5,7-5 |
| ITF Women Winnipeg | 2018/07/09 15:00 | Mai Hontama v Marcela Zacarias | 1-6,0-6 |
| 2018 Fed Cup | 2018/06/23 17:35 | Marcela Zacarias v Anastasia Iamachkine | 7-5,6-1 |
| 2018 Fed Cup | 2018/06/22 16:10 | Marcela Zacarias v Kelly Williford | 6-4,6-1 |
| ITF Women Sant Cugat | 2018/11/02 09:00 | Andrea Gamiz v Andreea Amalia Rosca | 3-6,2-6 |
| ITF Women Sant Cugat | 2018/11/01 12:00 | Anna Bondar v Andrea Gamiz | 6-1,6-7,4-6 |
| ITF Women Sant Cugat | 2018/10/30 12:00 | Andrea Gamiz v Oksana Selekhmeteva | 6-2,3-6,6-4 |
| ITF Women Seville | 2018/10/19 09:00 | Andrea Gamiz v Anna Bondar | 6-3,1-6,2-6 |
| ITF Women Seville | 2018/10/17 11:15 | Andrea Gamiz v Anastasiya Komardina | 6-1,5-7,6-4 |
| ITF Women Seville | 2018/10/16 14:50 | Renata Zarazua v Andrea Gamiz | 1-6,1-6 |
| ITF Women Riba-Roja De Turia | 2018/10/09 08:00 | Andrea Gamiz v Isabelle Wallace | 4-6,1-6 |
| ITF Women Santa Margherita | 2018/10/06 14:00 | Francesca Jones v Andrea Gamiz | 6-4,6-2 |