Stadium: Angel of the Winds Arena
| WTA Miami WD | 2018/03/24 21:50 | Ostapenko/Sevastova v Chan/Chan | 1-6,4-6 |
| WTA Indian Wells WD | 2018/03/08 23:30 | Ostapenko/Sevastova v Chan/Chan | 2-6,3-6 |
| WTA Dubai WD | 2018/02/20 10:00 | Ostapenko/Sevastova v Melichar/Peschke | 2-6,3-6 |
| 2018 Fed Cup | 2018/02/10 10:50 | Danilovic/Marinkovic v Ostapenko/Sevastova | 1-6,2-6 |
| 2018 Fed Cup | 2018/02/07 12:10 | Aksu/Ozgen v Ostapenko/Sevastova | 1-6,1-6 |