Stadium: C Round: 54
| ITF Women Victoria | 2018/06/22 18:55 | Pamela Montez v Lorraine M. Guillermo | 6-4,6-1 |
| ITF Women Victoria | 2018/06/20 19:05 | Αριάνα Άρσενολτ v Lorraine M. Guillermo | 1-6,2-6 |
| ITF Women Victoria | 2018/06/18 19:50 | Χέιλι Γκιαβάρα v Lorraine M. Guillermo | 5-7,2-6 |
| ITF Women Hua Hin Qual | 2018/06/03 03:00 | Lorraine M. Guillermo v Pamela Montez | 4-6,2-6 |
| ITF Women Hua Hin | 2018/05/29 06:45 | Monica Robinson v Lorraine M. Guillermo | 6-3,7-6 |
| ITF Women Hua Hin Qual | 2018/05/28 04:30 | Lorraine M. Guillermo v Τίφανι Γουίλιαμ | 6-4,6-4 |
| ITF Women Hua Hin Qual | 2018/05/27 05:00 | Lorraine M. Guillermo v Chanikarn Silakul | 6-1,6-4 |
| ITF Women Hua Hin | 2018/05/11 02:30 | Μπουνιάουι Θάμχαϊβατ v Lorraine M. Guillermo | 7-6,6-3 |
| ITF Women Winnipeg Qual | 2018/07/07 18:00 | Κέιρα Μπλάκμπερντ v Jada Bui | 1-6,2-6 |
| ITF Women Corroios-Seixal | 2018/06/30 11:30 | Jada Bui v Francesca Segarelli | 4-6,3-6 |
| ITF Women Guimaraes | 2018/06/23 09:00 | Λόρεν Πρόκτορ v Jada Bui | 6-2,5-7,7-6 |