Mexico: Monterrey - Doubles - Main |
| Quarter-finals | Danilina A./Khromacheva I. | Kalashnikova O./Piter K. | 2:0 (6:4, 6:2) | dettagli | 23.08.2024 |
| 1/8-finals | Andreeva E./Carle M. L. | Kalashnikova O./Piter K. | WO. | dettagli | 22.08.2024 |
Colombia: Bogota - Doubles - Main |
| 1/8-finals | Bara I./Starodubtseva Y. | Kalashnikova O./Piter K. | 2:1 (5:7, 7:5, 10:5) | dettagli | 03.04.2024 |
Austria: Linz - Doubles - Main |
| 1/8-finals | Kalashnikova O./Piter K. | Cocciaretto E./Trevisan M. | 1:2 (4:6, 6:3, 7:10) | dettagli | 29.01.2024 |
Morocco: Rabat - Doubles - Main |
| 1/8-finals | Santamaria S./Sizikova Y. | Kalashnikova O./Piter K. | 2:0 (6:3, 6:4) | dettagli | 23.05.2023 |
Spain: W100 Madrid - Doubles - Main |
| Semi-finals | Kalashnikova O./Piter K. | Christofi E./Papamichail D. | 1:2 (6:4, 4:6, 8:10) | dettagli | 19.05.2023 |
| Quarter-finals | Kalashnikova O./Piter K. | Alberto M. d. l. P./Gay C. | 2:0 (6:1, 6:0) | dettagli | 18.05.2023 |
| 1/8-finals | Kalashnikova O./Piter K. | Perrin C./Thombare P. | 2:0 (6:3, 6:3) | dettagli | 17.05.2023 |
Colombia: Bogota - Doubles - Main |
| Final | Kalashnikova O./Piter K. | Khromacheva I./Shymanovich I. | 1:2 (1:6, 6:3, 6:10) | dettagli | 09.04.2023 |
| Semi-finals | Kalashnikova O./Piter K. | Marozava L./Pigossi L. | 2:0 (6:2, 6:4) | dettagli | 08.04.2023 |
| Quarter-finals | Jakupovic D./Papamichail D. | Kalashnikova O./Piter K. | 1:2 (3:6, 6:2, 9:11) | dettagli | 06.04.2023 |
| 1/8-finals | Rompies J./Thombare P. | Kalashnikova O./Piter K. | 0:2 (5:7, 2:6) | dettagli | 05.04.2023 |
Mexico: San Luis Potosi - Doubles - Main |
| Final | Bolsova Zadoinov A./Gamiz A. | Kalashnikova O./Piter K. | 2:0 (7:65, 6:4) | dettagli | 02.04.2023 |
| Semi-finals | Kalashnikova O./Piter K. | Marozava L./Zarazua R. | 2:1 (6:4, 1:6, 13:11) | dettagli | 31.03.2023 |
| Quarter-finals | Kalashnikova O./Piter K. | Christian K./Santamaria S. | 2:0 (6:2, 6:4) | dettagli | 30.03.2023 |
| 1/8-finals | Kalashnikova O./Piter K. | Lizarazo Y./Perez Garcia M. P. | 2:1 (6:3, 4:6, 10:6) | dettagli | 29.03.2023 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/32-finals | Kalashnikova O./Piter K. | Bouzkova M./Mihalikova T. | 1:2 (6:3, 65:7, 4:6) | dettagli | 30.06.2022 |
China: Guangzhou - Doubles - Main |
| 1/8-finals | Kalashnikova O./Piter K. | Jans-Ignacik K./Rodionova An. | 1:2 (1:6, 6:1, 8:10) | dettagli | 22.09.2015 |
France: French Open - Doubles - Main |
| 1/16-finals | Peschke K./Srebotnik K. | Kalashnikova O./Piter K. | 2:0 (7:62, 6:4) | dettagli | 31.05.2014 |
| 1/32-finals | Kalashnikova O./Piter K. | McHale C./Scheepers C. | 2:1 (2:6, 7:64, 6:1) | dettagli | 28.05.2014 |
Germany: Nurnberg - Doubles - Main |
| Quarter-finals | Kalashnikova O./Piter K. | Krajicek M./Pliskova Ka. | 0:2 (4:6, 67:7) | dettagli | 21.05.2014 |
| 1/8-finals | Kalashnikova O./Piter K. | Pekhova P./Zander N. | 2:0 (6:4, 6:0) | dettagli | 20.05.2014 |