Stadium: Center Court Round: 28 Ground: Hardcourt indoor
| WTA Nur-Sultan WD | 2021/09/30 10:45 | Diatchenko/Sizikova v Lapko/Marozava | 5-7,6-4,10-7 |
| WTA Luxembourg WD | 2021/09/17 13:00 | Diatchenko/Sizikova v Routliffe/Zimmermann | 4-6,2-6 |
| WTA Luxembourg WD | 2021/09/16 14:05 | Bouzkova/Hradecka v Diatchenko/Sizikova | 5-7,6-7 |
| WTA Luxembourg WD | 2021/09/14 15:10 | Diatchenko/Sizikova v Kalashnikova/Panova | 6-3,4-6,10-8 |
| WTA Nur-Sultan WD | 2021/09/30 07:50 | Friedsam/Niculescu v Strakhova/Yashina | 6-1,6-1 |
| WTA Nur-Sultan WD | 2021/09/29 13:30 | Friedsam/Niculescu v Chursina/Dmitrichenko | 6-2,7-5 |