Stadium: Stadium Round: 28
| ITF Women Tacarigua | 2018/05/10 15:00 | Emily Appleton v Maria Jose Portillo Ramirez | 4-6,4-6 |
| ITF Women Tacarigua | 2018/05/09 18:30 | Maria Jose Portillo Ramirez v Catherine Leduc | 6-4,6-2 |
| ITF Women Tacarigua | 2018/05/07 14:00 | Maria Jose Portillo Ramirez v Rushri Wijesundera | 6-2,7-6 |
| ITF Women Pelham Qual | 2018/04/09 15:00 | Maria Jose Portillo Ramirez v Andrea R Villarreal | 6-2,3-6,6-7 |
| ITF Women Pelham Qual | 2018/04/08 15:00 | Charity Johns v Maria Jose Portillo Ramirez | 0-6,0-6 |
| ITF Women Irapuato | 2018/03/13 22:20 | Maria Jose Portillo Ramirez v Maria Sanchez | 1-6,1-6 |
| ITF Women Campinas Qual | 2018/03/05 14:50 | Stephanie Nemtsova v Maria Jose Portillo Ramirez | 6-2,6-3 |
| ITF Women Campinas Qual | 2018/03/04 14:00 | Marcela-Guimaraes Bueno v Maria Jose Portillo Ramirez | 2-6,1-6 |
| ITF Women Tacarigua | 2018/05/10 16:45 | Akilah James v Csilla Fodor | 1-6,2-6 |
| ITF Women Tacarigua | 2018/05/09 16:20 | Csilla Fodor v Kerrie Cartwright | 7-6,1-6,7-5 |
| ITF Women Tacarigua | 2018/05/07 15:00 | Csilla Fodor v Stephanie Nemtsova | 6-1,1-6,6-3 |
| ITF Women Pelham Qual | 2018/04/09 15:00 | Hua-Chen Lee v Csilla Fodor | 6-3,6-3 |
| ITF Women Pelham Qual | 2018/04/08 15:00 | Csilla Fodor v Laetitia Pulchartova | 7-6,6-2 |
| ITF Women Tampa | 2018/03/11 13:00 | Csilla Fodor v Hailey Baptiste | 3-6,4-6 |
| ITF Women Orlando Qual | 2018/03/05 15:00 | Anca Craciun v Csilla Fodor | 6-1,6-1 |
| ITF Women Orlando Qual | 2018/03/04 15:30 | Alessandra Crump v Csilla Fodor | 1-6,1-6 |