Stadium: David Ferrer Round: 26 Ground: Synthetic outdoor
| 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 |
| Austrian Tennis Championship Women | 2020/07/02 08:00 | Daniela Glanzer v Tamara Kostic | 7-6,6-1 |
| Austrian Tennis Championship Women | 2020/07/01 08:00 | Tamara Kostic v Tijana Zlatanovic | 4-6,6-4,6-4 |
| ITF W15 Don Benito | 2021/07/20 06:55 | Lidia Moreno Arias v Olga Parres Azcoitia | 1-6,6-7 |
| ITF W15 Almada | 2021/07/14 08:30 | Olga Parres Azcoitia v Isabel A Gallego | 6-2,2-6,4-6 |
| ITF W25 Palma del Rio | 2021/07/01 17:30 | Olga Parres Azcoitia v Marina Bassols Ribera | 1-6,6-7 |
| ITF W25 Palma del Rio | 2021/06/30 17:00 | Elizabeth Jurna v Olga Parres Azcoitia | 4-6,4-6 |
| ITF W25 Palma del Rio | 2021/06/28 18:15 | Lucia Cortez Llorca v Olga Parres Azcoitia | 1-6,2-6 |
| ITF W25 Palma del Rio | 2021/06/27 20:00 | Ivana L Antic v Olga Parres Azcoitia | 1-6,3-6 |
| ITF W25 Porto | 2021/06/21 18:00 | Olga Parres Azcoitia v Olga Helmi | 0-6,5-7 |
| ITF W25 Oeiras | 2021/04/20 10:00 | Olga Parres Azcoitia v Sina Herrmann | 6-7,3-6 |