Stadium: Court 9 (W 15) Round: 25 Ground: Clay
| ITF - W15 Shymkent | 2021/04/06 05:35 | Krupenina, Maria v Bekmetova, Larisa | 6-4,6-3 |
| ITF - W15 Antalya | 2021/03/21 07:00 | Krupenina, Maria v Vicky Van De Peer | 1-6,2-6 |
| ITF - W15 Antalya | 2021/03/15 08:30 | Krupenina, Maria v Krasnova, Daria | 2-6,3-6 |
| ITF - W15 Antalya | 2021/03/14 07:00 | Krupenina, Maria v Tatyana Nikolenko | 4-6,7-5,10-7 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/22 08:00 | Tamara Curovic v Krupenina, Maria | 6-2,3-6,10-8 |
| ITF - W15 Shymkent | 2021/02/09 04:00 | Krupenina, Maria v Mariya Dolzhenko | 2-6,2-6 |
| ITF - W15 Shymkent | 2021/02/02 09:55 | Krupenina, Maria v Romana Cisovska | 1-6,2-6 |
| ITF - W15 Antalya | 2020/12/16 09:30 | Saki Imamura v Krupenina, Maria | 7-6,6-0 |
| ITF - W15 Antalya | 2021/03/15 08:30 | Carlota Martinez Cirez v Anhzelika Isaeva | 7-5,5-7,10-3 |
| ITF - W15 Antalya | 2021/03/14 07:00 | Ilay Yoruk v Anhzelika Isaeva | 3-6,6-3,7-10 |
| ITF - W15 Antalya | 2021/03/09 07:00 | Anhzelika Isaeva v Jessie Aney | 0-6,0-6 |
| ITF - W15 Antalya | 2021/03/08 08:00 | Anhzelika Isaeva v Shalamanova, Daria | 6-3,6-0 |
| ITF - W15 Antalya | 2021/03/07 07:00 | Anhzelika Isaeva v Glaude, Laure Line | 6-0,6-2 |
| ITF - W15 Antalya | 2021/02/28 08:00 | Margarita Ignatjeva v Anhzelika Isaeva | 6-3,6-4 |
| ITF - W15 Antalya | 2021/02/07 06:00 | Anhzelika Isaeva v Chiara Girelli | 6-4,6-2 |
| ITF - W15 Antalya | 2021/01/08 08:25 | Anhzelika Isaeva v Ipek Oz | 7-6,4-6,2-6 |