| ITF Women Evansville | 2018/07/25 14:00 | Peyton Stearns v Gianna Pielet | 6-4,6-1 |
| ITF Women Baton Rouge Qual | 2018/06/18 14:00 | Kelly Chen v Gianna Pielet | 6-3,6-4 |
| ITF Women Sumter Qual | 2018/06/12 13:00 | Maria Jose Portillo Ramirez v Gianna Pielet | 6-2,6-3 |
| ITF Women Sumter Qual | 2018/06/11 13:00 | Gianna Pielet v Victoria Hu | 7-6,6-0 |
| ITF Women Sumter Qual | 2018/06/10 13:00 | Charity Johns v Gianna Pielet | 0-6,1-6 |
| ITF Women Bethany Beach Qual | 2018/06/04 14:00 | Gianna Pielet v Amy Zhu | 6-7,3-6 |
| ITF Women Naples Qual | 2018/05/27 14:00 | Gianna Pielet v Genevieve Lorbergs | 4-6,3-6 |
| ITF Women Osprey Qual | 2018/05/22 13:00 | Gianna Pielet v Andrea R Villarreal | 2-6,4-6 |