| US Pro Tennis Series West Coast Women | 2020/06/24 19:35 | Guillermo, Lorraine M v Giuliana Olmos | 4-6,3-6 |
| US Pro Tennis Series West Coast Women | 2020/06/05 19:55 | Giuliana Olmos v Guillermo, Lorraine M | 7-6,6-7,10-5 |
| UTR Pro Tennis Series California Women | 2020/07/14 17:15 | Guillermo, Lorraine M v Sherif, Jwany | 6-2,6-0 |
| UTR Pro Tennis Series California Women | 2020/07/13 19:45 | Guillermo, Lorraine M v Hanna Chang | 2-6,1-6 |
| UTR Pro Tennis Series California Women | 2020/07/13 17:15 | Guillermo, Lorraine M v Closs, Mary | 6-0,6-2 |
| UTR Pro Tennis Series California Women | 2020/07/11 18:30 | Guillermo, Lorraine M v Montez, Pamela | 2-6,1-6 |
| UTR Pro Tennis Series California Women | 2020/07/11 16:00 | Closs, Mary v Guillermo, Lorraine M | 4-6,0-6 |
| UTR Pro Tennis Series California Women | 2020/07/10 16:00 | Sophie Chang v Guillermo, Lorraine M | 6-1,6-2 |
| UTR Pro Tennis Series California Women | 2020/07/08 19:45 | Whittle, Sophia v Guillermo, Lorraine M | 6-4,7-5 |
| UTR Pro Tennis Series California Women | 2020/07/08 17:15 | Guillermo, Lorraine M v Charlotte Chavatipon | 6-3,6-3 |
| UTR Pro Tennis Series California Women | 2020/07/14 16:00 | Sophie Chang v Giuliana Olmos | 0-6,7-6,3-10 |
| UTR Pro Tennis Series California Women | 2020/07/12 18:30 | Mohamad, Shatoo v Giuliana Olmos | 2-6,0-6 |
| UTR Pro Tennis Series California Women | 2020/07/12 16:00 | Giuliana Olmos v Morgina, Anna | 6-3,6-2 |
| UTR Pro Tennis Series California Women | 2020/07/09 19:45 | Giuliana Olmos v Charlotte Chavatipon | 6-2,3-6,8-10 |
| UTR Pro Tennis Series California Women | 2020/07/09 16:00 | Maegan Manasse v Giuliana Olmos | 2-6,3-6 |
| UTR Pro Tennis Series California Women | 2020/07/07 19:45 | Giuliana Olmos v Charlotte Chavatipon | 6-2,6-0 |
| UTR Pro Tennis Series California Women | 2020/07/07 16:00 | Glatch, Alexa v Giuliana Olmos | 3-6,2-6 |
| UTR Pro Tennis Series California Women | 2020/07/05 21:00 | Giuliana Olmos v Sophie Chang | 6-7,6-4,5-10 |