 France: French Open - Doubles - Main |
|---|
| 1/8-finals | Pliskova Ka./Pliskova Kr. | Niculescu M./Ostapenko J. | 2:1 (7:5, 1:6, 6:4) | details | 05.06.2021 |
| 1/16-finals | Hibino N./Kalashnikova O. | Niculescu M./Ostapenko J. | 0:2 (1:6, 2:6) | details | 04.06.2021 |
| 1/32-finals | Kostyuk M./Sasnovich A. | Niculescu M./Ostapenko J. | 0:2 (0:6, 3:6) | details | 03.06.2021 |
 Qatar: Doha - Doubles - Main |
|---|
| Final | Niculescu M./Ostapenko J. | Melichar-Martinez N./Schuurs D. | 1:2 (2:6, 6:2, 8:10) | details | 05.03.2021 |
| Semi-finals | Krejcikova B./Siniakova K. | Niculescu M./Ostapenko J. | 1:2 (6:2, 3:6, 8:10) | details | 04.03.2021 |
| Quarter-finals | Niculescu M./Ostapenko J. | Siegemund L./Vesnina E. | 2:0 (6:3, 6:4) | details | 03.03.2021 |
| 1/8-finals | Aoyama S./Shibahara E. | Niculescu M./Ostapenko J. | 0:2 (4:6, 2:6) | details | 02.03.2021 |
