[98] Margarita Gasparyan 4-6,1-6 Marta Kostyuk [77] 2021-04-27 11:00
Stadium: Court 6 Round: 14 Ground: Clay
Home History
| WTA Stuttgart | 2021/04/17 11:45 | Margarita Betova v Noma Noha Akugue | 3-6,4-6 |
| WTA St. Petersburg | 2021/03/20 11:00 | Margarita Betova v Vera Zvonareva | 6-3,7-6 |
| WTA St. Petersburg | 2021/03/19 10:00 | Ekaterina Alexandrova v Margarita Betova | 2-6,5-7 |
| WTA St. Petersburg | 2021/03/18 10:00 | Katerina Siniakova v Margarita Betova | 4-6,4-6 |
| WTA St. Petersburg | 2021/03/16 15:35 | Margarita Betova v Kristina Mladenovic | 6-7,6-1,6-1 |
| WTA Lyon | 2021/03/04 12:25 | Kristina Mladenovic v Margarita Betova | 6-4,6-2 |
| WTA Lyon | 2021/03/02 10:00 | Katarina Zavatska v Margarita Betova | 4-6,1-6 |
| WTA Lyon | 2021/02/28 11:00 | Margarita Betova v Kamilla Rakhimova | 3-6,7-6,6-3 |
Away History
| WTA Istanbul | 2021/04/24 14:00 | Marta Kostyuk v Sorana Cirstea | 4-6,4-6 |
| 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 |