Stadium: Court 2 Round: 29 Ground: Hardcourt outdoor
| UTR Pro Tennis Series Sofia - Kvinner | 2021/09/02 10:00 | Martha Matoula v Nastja Kolar | 6-4,1-1 |
| 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 |
| ITF W15 Sozopol | 2021/10/13 12:25 | Nastja Kolar v Laia Petretic | 6-1,6-4 |
| ITF W15 Sozopol | 2021/10/07 10:40 | Nastja Kolar v Anna Brogan | 2-6,2-6 |
| ITF W15 Sozopol | 2021/10/05 09:00 | Nastja Kolar v Yoana Moneva | 6-0,6-1 |
| UTR Pro Tennis Series Zadar - Kvinner | 2021/10/02 07:00 | Zuzana Zlochova v Nastja Kolar | 3-6,6-4,6-4 |
| UTR Pro Tennis Series Zadar - Kvinner | 2021/10/01 12:30 | Ema Bolebruchova v Nastja Kolar | 2-6,1-6 |
| UTR Pro Tennis Series Zadar - Kvinner | 2021/09/30 08:00 | Victoria Chramcova v Nastja Kolar | 0-6,0-6 |
| ITF W15 Sozopol | 2021/10/16 09:30 | Martha Matoula v Yeon Woo Ku | 2-6,6-3,6-3 |
| ITF W15 Sozopol | 2021/10/15 09:00 | Martha Matoula v Selena Janicijevic | 5-7,6-4,6-1 |
| ITF W15 Sozopol | 2021/10/14 14:35 | Oana Gavrila v Martha Matoula | 2-6,0-6 |
| ITF W15 Sozopol | 2021/10/13 10:30 | Martha Matoula v Mihaela Tsoneva | 6-1,7-6 |
| ITF W15 Sozopol | 2021/10/07 08:00 | Sofia Nami Samavati v Martha Matoula | 6-2,6-3 |
| ITF W15 Sozopol | 2021/10/06 07:00 | Martha Matoula v Dia Evtimova | 6-3,6-2 |
| ITF W15 Sozopol | 2021/10/05 07:30 | Martha Matoula v Soumeya Anane | 6-1,6-1 |
| ITF W15 Sozopol | 2021/10/04 11:00 | Martha Matoula v Ralitsa Alexandrova | 6-2,6-3 |