| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/11 11:30 | Nastja Kolar v Gebriela Mihaylova | 6-3,5-2 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/10 08:30 | Nastja Kolar v Doroteja Petrovic | 6-0,5-1 |
| ITF Damen - W15 - Kairo | 2021/04/28 08:00 | Nicole Fossa Huergo v Nastja Kolar | 6-1,6-1 |
| ITF Damen - W15 - Kairo | 2021/04/23 09:00 | Maria Timofeeva v Nastja Kolar | 6-2,7-5 |
| ITF Damen - W15 - Kairo | 2021/04/22 10:50 | Lian Tran v Nastja Kolar | 6-7,2-6 |
| ITF Damen - W15 - Kairo | 2021/04/21 08:00 | Briana Szabo v Nastja Kolar | 3-6,2-6 |
| ITF Damen - W15 - Kairo | 2021/04/16 08:30 | Anastasia Zolotareva v Nastja Kolar | 6-0,6-3 |
| ITF Damen - W15 - Kairo | 2021/04/15 10:55 | Ani Amiraghyan v Nastja Kolar | 6-7,2-6 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/11 11:30 | D Petrovic v Silvia Maria Costache | 4-6,1-6 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/09 07:00 | Silvia Maria Costache v Nikol Ruseva | 6-2,4-6,6-2 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/08 06:00 | Silvia Maria Costache v Doroteja Petrovic | 6-2,7-6 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/06 11:30 | Silvia Maria Costache v Iva Ivanova | 6-7,3-6 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/05 10:30 | Silvia Maria Costache v Ioana Gaspar | 4-6,1-6 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/04 07:00 | Silvia Maria Costache v Luisa Meyer Auf Der Heide | 4-6,1-5 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/03 11:30 | Silvia Maria Costache v Daria Shalamanova | 0-6,1-5 |
| UTR Pro Tennis Series - Bukarest - Damen | 2021/05/01 09:00 | Silvia Maria Costache v Ivania Martinich | 0-6,0-6 |