Stadium: Court 5 Round: 44
| US Open Women Qual | 2017/08/23 16:45 | Tereza Martincova v Valentini Grammatikopoulou | 4-6,7-6,6-4 |
| ITF Women Vancouver Qual | 2017/08/15 17:00 | Valentini Grammatikopoulou v Priscilla Hon | 2-6,6-7 |
| ITF Women Vancouver Qual | 2017/08/14 16:00 | Valentini Grammatikopoulou v Nicole Melichar | 6-4,1-6,6-4 |
| ITF Women Landisville | 2017/08/09 14:00 | Mari Osaka v Valentini Grammatikopoulou | 5-7,7-5,6-2 |
| WTA Washington | 2017/08/02 18:00 | Sabine Lisicki v Valentini Grammatikopoulou | 7-6,7-6 |
| WTA Washington Qual | 2017/07/30 19:00 | Shilin Xu v Valentini Grammatikopoulou | 3-6,3-6 |
| WTA Washington Qual | 2017/07/30 15:20 | Cameron Morra v Valentini Grammatikopoulou | 4-6,6-4,2-6 |
| WTA Gstaad Qual | 2017/07/16 09:00 | Tereza Smitkova v Valentini Grammatikopoulou | 6-7,7-5,6-1 |
| ITF Women Fort Worth | 2017/08/02 22:05 | Ellen Perez v Lorraine M. Guillermo | 5-7,2-6 |
| ITF Women Granby | 2017/07/25 16:50 | Ellen Perez v Mayo Hibi | 4-6,1-6 |
| ITF Women Gatineau | 2017/07/23 17:00 | Ellen Perez v Aleksandra Wozniak | 6-7,4-6 |
| ITF Women Gatineau | 2017/07/22 16:00 | Sarah Rebecca Sekulic v Ellen Perez | 4-6,4-6 |
| ITF Women Gatineau | 2017/07/21 16:00 | Alexa Guarachi v Ellen Perez | 6-7,2-6 |
| ITF Women Gatineau | 2017/07/19 19:25 | Cristiana Ferrando v Ellen Perez | 5-7,4-6 |
| ITF Women Gatineau | 2017/07/17 15:25 | Ellen Perez v Michelle Larcher de Brito | 6-3,6-4 |
| ITF Women Gatineau Qual | 2017/07/16 18:35 | Ellen Perez v Jessica Failla | 6-3,6-3 |