Stadium: CENTER COURT Round: 28 Ground: Hardcourt outdoor
| WTA St. Petersburg WD | 2021/03/18 16:30 | Kalashnikova O / Kudryavtseva A v Marozava L / Sasnovich A | 4-6,7-5,16-14 |
| WTA St. Petersburg WD | 2021/03/17 13:05 | Kalashnikova O / Kudryavtseva A v Paar / Wachaczyk | 6-2,6-4 |
| US Open Women WD | 2020/09/05 15:00 | Kalashnikova O / Kudryavtseva A v Peschke K / Schuurs D | 2-6,5-7 |
| US Open Women WD | 2020/09/03 17:25 | Brady J / Dolehide C v Kalashnikova O / Kudryavtseva A | 6-2,4-6,5-7 |
| New York, USA, Doubles | 2020/08/22 15:00 | Peschke K / Schuurs D v Kalashnikova O / Kudryavtseva A | 1-6,6-4,10-5 |
| WTA Lexington WD | 2020/08/12 16:30 | Guarachi A / Krawczyk D v Kalashnikova O / Kudryavtseva A | 6-3,6-4 |
| WTA - Strasbourg - Doubles Femmes | 2018/05/22 14:30 | Kalashnikova O / Kudryavtseva A v Knoll X / Smith A | 6-2,6-7,5-10 |
| WTA St. Petersburg WD | 2021/03/18 12:20 | Vesnina/Zvonareva v Christian K / Santamaria S | 7-5,3-6,9-11 |
| WTA St. Petersburg WD | 2021/03/17 11:15 | Gorgodze/Rakhimova v Christian K / Santamaria S | 6-4,5-7,7-10 |
| WTA - Dubaï - Doubles Femmes | 2021/03/07 12:30 | Bertens/Kerkhove v Christian K / Santamaria S | 6-4,5-7,10-5 |
| WTA Lyon WD | 2021/03/03 12:55 | Bouchard/Danilovic v Christian K / Santamaria S | 6-3,6-4 |
| WTA - Adelaide - Doubles Femmes | 2021/02/26 02:30 | Guarachi A / Krawczyk D v Christian K / Santamaria S | 6-1,6-2 |
| WTA - Adelaide - Doubles Femmes | 2021/02/25 05:50 | Christian K / Santamaria S v Duan Y-Y / Zheng S | 7-5,6-3 |
| WTA - Adelaide - Doubles Femmes | 2021/02/24 08:50 | Gadecki/Tomljanovic v Christian K / Santamaria S | 4-6,3-6 |
| WTA Melbourne WD | 2021/02/16 05:40 | Lapko/Sasnovich v Christian K / Santamaria S | 6-4,6-3 |