Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF - W15 Sharm El Sheikh | 2021/10/04 08:00 | Tamara Kostic v Amelie-C Janssen | 7-6,6-2 |
| ITF - W25 Viedeň | 2021/08/31 17:15 | Maria F Herazo Gonzalez v Tamara Kostic | 6-3,4-6,6-1 |
| ITF - W15 Bad Waltersdorf | 2021/08/25 12:05 | Tamara Kostic v Katarina Kuzmova | 5-7,4-6 |
| ITF - W15 Don Benito | 2021/07/21 07:00 | Tamara Kostic v Olga Parres Azcoitia | 7-5,0-6,4-6 |
| ITF - W15 Don Benito | 2021/07/20 11:05 | Tamara Kostic v Claudia Martinez de Velasco | 6-2,6-3 |
| ITF - W15 Don Benito | 2021/07/19 15:00 | Marina Benito v Tamara Kostic | 3-6,3-6 |
| ITF - W15 Don Benito | 2021/07/18 17:00 | Tamara Kostic v Carmen Garri Murcia | 6-3,6-1 |
| ITF - W15 Don Benito | 2021/07/18 07:15 | Tamara Kostic v Iman Khan | 7-6,6-7,10-8 |
| ITF - W15 Sozopol | 2021/09/16 08:00 | Defne Cirpanli v Kira Pavlova | 6-4,7-5 |
| ITF - W15 Sozopol | 2021/09/15 11:30 | Kira Pavlova v Timea Jaruskova | 2-6,7-5,6-1 |
| ITF - W25 Kazaň | 2021/05/31 07:00 | Kira Pavlova v Anhelina Kalita | 4-6,7-5,7-10 |
| ITF - W25 Kazaň | 2021/05/30 07:00 | Ekaterina Nikiforova v Kira Pavlova | 5-7,5-7 |
| ITF - W15 Sharm El Sheikh | 2020/10/12 12:00 | Helene Scholsen v Kira Pavlova | 6-3,6-1 |
| ITF - W15 Sharm El Sheikh | 2020/10/11 07:00 | Valeria Koussenkova v Kira Pavlova | 1-6,4-6 |
| ITF - W15 Sharm El Sheikh | 2020/10/08 09:55 | Kira Pavlova v Valeriya Strakhova | 2-6,0-6 |
| ITF - W15 Sharm El Sheikh | 2020/10/07 15:00 | Kira Pavlova v Victoria Kalaitzis | 7-5,5-7,7-5 |