Stadium: Court 2 Round: 54
| ITF Women Victoria | 2018/06/22 18:55 | Pamela Montez v Lorraine M. Guillermo | 6-4,6-1 |
| ITF Women Hua Hin Qual | 2018/06/03 03:00 | Lorraine M. Guillermo v Pamela Montez | 4-6,2-6 |
| ITF Women Saguenay | 2018/10/20 14:00 | Alycia Parks v Pamela Montez | 1-6,6-7 |
| ITF Women Stockton | 2018/10/01 20:40 | Pamela Montez v Amra Sadikovic | 6-7,2-6 |
| ITF Women Stockton | 2018/09/30 20:20 | Pamela Montez v Emily Arbuthnott | 7-5,6-4 |
| ITF Women Templeton | 2018/09/24 17:00 | Pamela Montez v Quinn Gleason | 1-6,6-3,0-6 |
| ITF Women Templeton | 2018/09/23 19:40 | Paula Cristina Goncalves v Pamela Montez | 4-6,7-5,1-6 |
| ITF Women Lubbock | 2018/09/16 14:00 | Anna Danilina v Pamela Montez | 6-2,4-6,6-4 |
| ITF Women Lubbock | 2018/09/15 14:00 | Pamela Montez v Chelsea Kung | 6-1,6-2 |
| ITF Women Evansville | 2018/07/28 15:30 | Pamela Montez v Connie Ma | 2-6,6-1,3-6 |
| ITF Women Saguenay | 2018/10/20 16:10 | Alice Garcia v Lorraine M. Guillermo | 4-6,3-6 |
| ITF Women Stockton | 2018/09/30 22:25 | Lorraine M. Guillermo v Beatrice Gumulya | 5-7,5-7 |
| ITF Women Templeton | 2018/09/23 21:40 | Lorraine M. Guillermo v Jennifer Elie | 6-7,4-6 |
| ITF Women Fort Worth | 2018/08/02 14:00 | Lorraine M. Guillermo v Maria Mateas | 2-6,2-6 |
| ITF Women Fort Worth | 2018/07/31 18:10 | Lorraine M. Guillermo v Hurricane Tyra Black | 7-6,6-0 |
| ITF Women Ashland Qual | 2018/07/23 16:10 | Maegan Manasse v Lorraine M. Guillermo | 6-4,6-0 |
| ITF Women Ashland Qual | 2018/07/22 19:55 | Madeleine Kobelt v Lorraine M. Guillermo | 6-4,2-6,0-6 |
| ITF Women Berkeley | 2018/07/18 19:00 | Lorraine M. Guillermo v Maegan Manasse | 4-6,2-6 |