Stadium: COURT 1 Round: 25 Ground: Clay
| ITF W25 Telavi | 2021/07/11 07:15 | Funa Kozaki v Bychkova, Ekaterina | 6-4,6-1 |
| ITF W25 Liepaja | 2021/05/24 08:00 | Elena Malygina v Bychkova, Ekaterina | 6-3,6-1 |
| ITF - W15 Antalya | 2021/05/16 07:00 | Romana Cisovska v Bychkova, Ekaterina | 6-1,6-4 |
| ITF - W15 Antalya | 2021/05/10 07:00 | Bychkova, Ekaterina v Uslu, Ozlem | 3-6,1-6 |
| ITF - W15 Antalya | 2021/05/09 07:00 | Sinha, Aditi v Bychkova, Ekaterina | 1-6,0-6 |
| ITF - W15 Antalya | 2021/05/02 06:00 | Katarina Kuzmova v Bychkova, Ekaterina | 6-4,7-5 |
| ITF - W15 Antalya | 2021/04/26 09:00 | Bychkova, Ekaterina v Federica Bilardo | 3-6,0-6 |
| ITF - W15 Antalya | 2021/04/25 07:00 | Nieuwboer, Perla v Bychkova, Ekaterina | 6-2,5-7,5-10 |
| ITF W15 Moscow | 2021/07/20 10:10 | Alexandra Vasilyeva v Solomatina, Arina | 7-5,6-3 |
| ITF W15 Moscow | 2021/07/19 14:50 | Alexandra Vasilyeva v Elena Pridankina | 6-4,6-4 |
| ITF W25 Telavi | 2021/07/11 09:05 | Polina Bakhmutkina v Alexandra Vasilyeva | 7-6,2-6,10-7 |
| ITF W25 Klosters | 2021/06/20 14:20 | Alexandra Vasilyeva v Lena Papadakis | 1-6,1-6 |
| ITF - W15 Banja Luka | 2021/06/01 07:00 | Nikol Palecek v Alexandra Vasilyeva | 7-5,6-2 |
| ITF - W15 Banja Luka | 2021/05/31 11:00 | Anastasiya Kuparev v Alexandra Vasilyeva | 2-6,0-6 |
| ITF - W15 Antalya | 2021/05/26 13:05 | Isabella Kruger v Alexandra Vasilyeva | 6-1,6-3 |
| ITF - W15 Antalya | 2021/05/25 07:00 | Alexandra Vasilyeva v Anet A Koskel | 6-1,6-3 |