| UTR Pro Tennis Series Pazardzhik Women | 2021/05/05 10:30 | Silvia Maria Costache v Gaspar-Ivan, Ioana | 4-6,1-6 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/04 07:00 | Silvia Maria Costache v Luisa Meyer Auf Der Heide | 4-6,1-5 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/03 11:30 | Silvia Maria Costache v Shalamanova, Daria | 0-6,1-5 |
| UTR Pro Tennis Series Bucharest Women | 2021/05/01 09:00 | Silvia Maria Costache v Martinich, Ivania | 0-6,0-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/29 07:00 | Silvia Maria Costache v Patricia Maria Tig | 3-6,2-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/28 10:00 | Silvia Maria Costache v Stefana Lazar | 4-6,2-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/27 07:00 | Silvia Maria Costache v Georgia Andreea Craciun | 5-7,1-5 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/26 07:00 | Silvia Maria Costache v Elena-Teodora Cadar | 4-6,1-5 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/05 10:30 | Shalamanova, Daria v Iva Ivanova | 6-1,6-3 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/03 10:30 | Luisa Meyer Auf Der Heide v Iva Ivanova | 6-0,5-2 |