[85] Marta Kostyuk 4-6,4-6 Sorana Cirstea [67] 2021-04-24 14:00
Stadium: Center Court Round: 28 Ground: Clay
Home History
| WTA Istanbul | 2021/04/23 10:00 | Ana Konjuh v Marta Kostyuk | 5-7,6-4,3-6 |
| WTA Istanbul | 2021/04/21 10:00 | Marta Kostyuk v Daria Kasatkina | 6-3,7-5 |
| WTA Istanbul | 2021/04/20 08:00 | Kamilla Rakhimova v Marta Kostyuk | 4-6,3-6 |
| Billie Jean King Cup | 2021/04/16 09:45 | Marta Kostyuk v Yuki Naito | 6-3,6-3 |
| WTA Miami | 2021/03/24 22:15 | Tsvetana Pironkova v Marta Kostyuk | 7-6,3-6,6-3 |
| Australian Open Women | 2021/02/08 04:15 | Veronika Kudermetova v Marta Kostyuk | 6-2,7-6 |
| WTA Grampians Trophy | 2021/02/05 02:05 | Jennifer Brady v Marta Kostyuk | 6-1,6-4 |
| WTA Grampians Trophy | 2021/02/02 23:30 | Gabriela Dabrowski v Marta Kostyuk | 0-6,3-6 |
Away History
| WTA Istanbul | 2021/04/21 14:00 | Anastasia Potapova v Sorana Cirstea | 6-7,4-6 |
| WTA Istanbul | 2021/04/20 09:25 | Kateryna Baindl v Sorana Cirstea | 4-6,6-7 |
| WTA Miami | 2021/03/26 22:35 | Sorana Cirstea v Anett Kontaveit | 3-6,6-4,3-6 |
| WTA Miami | 2021/03/23 17:00 | Sorana Cirstea v Katrina Scott | 6-2,6-2 |
| WTA Dubai | 2021/03/09 10:55 | Anett Kontaveit v Sorana Cirstea | 6-4,7-5 |
| WTA Dubai | 2021/03/08 09:50 | Sorana Cirstea v Lesia Tsurenko | 6-4,6-4 |
| WTA Lyon | 2021/03/01 12:35 | Nina Stojanovic v Sorana Cirstea | 6-4,6-0 |
| Australian Open Women | 2021/02/12 00:00 | Marketa Vondrousova v Sorana Cirstea | 6-2,6-4 |