Stadium: Center Court Round: 25 Ground: Hardcourt indoor
| WTA Belgrad | 2021/07/28 09:00 | Varvara Gracheva v Kristyna Pliskova | 6-7,4-6 |
| WTA Ostrava | 2021/09/20 11:55 | Paula Badosa v Varvara Gracheva | 6-2,6-2 |
| WTA Ostrava | 2021/09/19 11:50 | Varvara Gracheva v Oceane Dodin | 7-6,1-6,4-6 |
| WTA Ostrava | 2021/09/18 16:25 | Varvara Gracheva v Anna Danilina | 7-6,6-4 |
| WTA Luxembourg | 2021/09/14 17:50 | Varvara Gracheva v Mandy Minella | 3-6,4-6 |
| US Open - Damer | 2021/09/05 01:30 | Varvara Gracheva v Anastasia Pavlyuchenkova | 1-6,4-6 |
| US Open - Damer | 2021/09/02 16:00 | Paula Badosa v Varvara Gracheva | 4-6,4-6 |
| US Open - Damer | 2021/08/31 16:50 | Varvara Gracheva v Nuria Parrizas-Diaz | 5-7,6-0,6-2 |
| WTA Chicago | 2021/08/27 20:25 | Varvara Gracheva v Alize Cornet | 6-4,1-6,0-6 |
| US Open - Damer | 2021/09/02 17:30 | Petra Kvitova v Kristyna Pliskova | 7-6,6-2 |
| US Open - Damer | 2021/08/31 22:35 | Danka Kovinic v Kristyna Pliskova | 4-6,3-6 |
| US Open - Damer | 2021/08/27 16:30 | Kristyna Pliskova v Kamilla Rakhimova | 7-6,6-4 |
| US Open - Damer | 2021/08/26 19:30 | Kristyna Pliskova v Robin Anderson | 6-7,6-4,6-1 |
| US Open - Damer | 2021/08/25 19:10 | Kristyna Pliskova v Valeria Savinykh | 6-2,6-1 |
| WTA Cluj-Napoca | 2021/08/06 10:30 | Kristyna Pliskova v Mihaela Buzarnescu | 5-7,3-6 |
| WTA Cluj-Napoca | 2021/08/05 08:00 | Kristyna Pliskova v Katarzyna Kawa | 6-4,6-4 |
| WTA Cluj-Napoca | 2021/08/03 10:55 | Martina Trevisan v Kristyna Pliskova | 4-6,4-6 |