Stadium: Court 2 Round: 26 Ground: Hardcourt indoor
| ITF W15 Kazan | 2021/11/23 11:45 | Saidenova, Noel v Nikiforova, Ekaterina | 6-4,4-6,5-7 |
| ITF W25 Kazan | 2021/05/30 07:00 | Nikiforova, Ekaterina v Kira Pavlova | 5-7,5-7 |
| ITF W25 Kazan | 2021/03/08 09:40 | Nikiforova, Ekaterina v Anastasiia Poplavska | 3-6,4-6 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/23 08:00 | Doroshina, Olga v Nikiforova, Ekaterina | 6-4,6-2 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/22 10:55 | Nikiforova, Ekaterina v Elina Avanesyan | 6-3,1-6,10-8 |
| ITF W15 Kazan | 2020/03/11 12:25 | Nikiforova, Ekaterina v Nikola Breckova | 1-6,6-7 |
| Jodhpur, Singles Qualifying W-ITF-IND-01A | 2020/02/19 08:35 | Nikiforova, Ekaterina v Mananchaya Sawangkaew | 4-6,4-6 |
| Jodhpur, Singles Qualifying W-ITF-IND-01A | 2020/02/17 04:30 | Nikiforova, Ekaterina v Rajmohan, Niditra | 6-2,6-1 |
| ITF W15 Kazan | 2021/11/24 09:15 | Alina Khvatova v Anna Zyryanova | 6-1,7-5 |
| ITF W15 Kazan | 2021/11/23 07:00 | Apalikhina, Anastasiya v Alina Khvatova | 6-3,4-6,5-10 |
| ITF W15 Kazan | 2021/11/22 14:20 | Alina Khvatova v Maria Mikhailova | 0-6,6-1,13-11 |