| ITF W15 Norman | 2019/12/04 20:55 | Jessica Failla v Lorraine M. Guillermo | 6-4,6-1 |
| ITF W25 Tucson | 2019/11/18 16:30 | Lorraine M. Guillermo v Jessica Failla | 6-2,7-6 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/15 16:00 | Lorraine M. Guillermo v Marcela Zacarias | 6-0,6-2 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/12 20:50 | Lorraine M. Guillermo v Marcela Zacarias | 4-6,0-6 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/12 16:00 | Kayla Day v Lorraine M. Guillermo | 6-2,2-6,10-3 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/11 18:30 | Lorraine M. Guillermo v Emma Davis | 2-6,6-4,5-10 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/11 16:00 | Marcela Zacarias v Lorraine M. Guillermo | 0-6,2-6 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/08 18:30 | Lorraine M. Guillermo v Sophie Chang | 1-6,1-6 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/08 16:00 | Lorraine M. Guillermo v Maegan Manasse | 6-2,6-2 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/07 18:30 | Emma Davis v Lorraine M. Guillermo | 7-5,6-1 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/06 17:15 | Hanna Chang v Jessica Failla | 6-2,6-2 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/04 21:00 | Jwany Sherif v Jessica Failla | 4-6,4-6 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/04 18:30 | Jessica Failla v Sophie Chang | 6-4,1-6,10-5 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/02 19:45 | Anna Morgina v Jessica Failla | 7-5,6-3 |
| UTR Pro Tennis Series - California - Femenino | 2020/08/02 17:15 | Marcela Zacarias v Jessica Failla | 3-6,1-6 |
| ITF W25 Malibú | 2020/01/15 00:55 | Francesca Jones v Jessica Failla | 6-2,7-5 |
| ITF W15 Norman | 2019/12/08 17:00 | Kennedy Shaffer v Jessica Failla | 6-4,4-6,7-6 |
| ITF W15 Norman | 2019/12/06 18:30 | Jasmine Amber Asghar v Jessica Failla | 3-6,4-6 |