| UTR Pro Tennis Series Nis Women | 2021/10/15 07:53 | Sara Gvozdenovic v Nevena Sokovic | 3-6,0-6 |
| UTR Pro Tennis Series Nis Women | 2021/10/14 08:00 | Sara Gvozdenovic v Jana Bojovic | 1-6,2-5 |
| UTR Pro Tennis Series Nis Women | 2021/10/13 07:00 | Sara Gvozdenovic v Victoria Borodulina | 0-6,0-6 |
| UTR Pro Tennis Series Nis Women | 2021/10/12 08:00 | Sara Gvozdenovic v Andjela Lopicic | 1-6,6-4,6-2 |
| UTR Pro Tennis Series Nis Women | 2021/10/11 09:30 | Laura Svatikova v Sara Gvozdenovic | 6-3,6-0 |
| ITF Women Varna | 2021/09/05 05:30 | Sara Gvozdenovic v Mirela Shkumbova | 4-6,6-2,10-7 |
| ITF W25 Vrnjacka Banja | 2021/08/15 07:00 | Sara Gvozdenovic v Eleonore Tchakarova | 1-6,2-6 |
| ITF W15 Prokuplje | 2021/06/27 07:00 | Sara Gvozdenovic v Bianca Jolie Fernandez | 0-6,2-6 |
| UTR Pro Tennis Series Burgas Women | 2021/10/31 07:30 | Julia Terziyska v Nastja Kolar | 6-1,5-4 |
| UTR Pro Tennis Series Burgas Women | 2021/10/29 09:30 | Nevena Sokovic v Nastja Kolar | 3-6,0-6 |
| UTR Pro Tennis Series Burgas Women | 2021/10/28 06:30 | Yoanna Radulova v Nastja Kolar | 1-6,3-5 |
| UTR Pro Tennis Series Burgas Women | 2021/10/26 13:00 | Zinovia Vaneva v Nastja Kolar | 6-2,5-7,4-6 |
| UTR Pro Tennis Series Burgas Women | 2021/10/25 09:30 | Nastja Kolar v Crissy Alexia Tudora | 6-0,6-3 |
| ITF W15 Sozopol | 2021/10/17 07:30 | Nastja Kolar v Martha Matoula | 7-5,3-6,6-1 |
| ITF W15 Sozopol | 2021/10/15 08:30 | Nastja Kolar v Radka Zelnickova | 6-0,6-3 |
| ITF W15 Sozopol | 2021/10/14 12:30 | Nastja Kolar v Katerina Dimitrova | 6-1,6-0 |