Stadium: Court 1 Round: 27 Ground: Hardcourt outdoor
| ITF - W15 Sozopol | 2021/10/07 11:00 | Selena Janicijevic v Briana Szabo | 4-6,3-6 |
| ITF - W15 Sozopol | 2021/10/06 09:30 | Nicole Gadient v Briana Szabo | 5-7,4-6 |
| ITF - W15 Sozopol | 2021/10/05 07:30 | Briana Szabo v Darya Schwartzman | 6-1,6-1 |
| ITF - W15 Sozopol | 2021/10/04 09:30 | Briana Szabo v Beloslava Veleva | 6-7,6-1,10-5 |
| WTA - Cluj-Napoca | 2021/08/03 09:05 | Briana Szabo v Katarzyna Kawa | 2-6,1-6 |
| ITF - W15 Káhira | 2021/07/22 10:05 | Ana L De La Nuez v Briana Szabo | 7-5,6-1 |
| ITF - W15 Káhira | 2021/07/21 11:25 | Briana Szabo v Jermine Sherif | 6-2,6-3 |
| ITF - W15 Káhira | 2021/04/26 08:00 | Yekaterina Dmitrichenko v Briana Szabo | 6-4,5-7,10-2 |
| ITF - W15 Sozopol | 2021/10/07 08:00 | Denislava Glushkova v Gergana Topalova | 6-1,7-5 |
| ITF - W15 Sozopol | 2021/10/05 15:20 | Oceane Babel v Denislava Glushkova | 3-6,4-6 |
| ITF - W15 Sozopol | 2021/09/17 08:35 | Denislava Glushkova v Oana Gavrila | 4-6,2-6 |
| ITF - W15 Sozopol | 2021/09/16 07:00 | Ilay Yoruk v Denislava Glushkova | 3-6,6-7 |
| ITF - W15 Sozopol | 2021/09/14 09:00 | Denislava Glushkova v Gebriela Mihaylova | 6-1,6-3 |
| ITF - W15 Varna | 2021/09/07 09:05 | Georgia Andreea Craciun v Denislava Glushkova | 6-7,6-3,6-2 |
| UTR Pro Tennis Series - Pazardžik - ženy | 2021/05/16 08:00 | Denislava Glushkova v Silvia Maria Costache | 7-6,5-4 |
| UTR Pro Tennis Series - Pazardžik - ženy | 2021/05/15 07:30 | Daria Shalamanova v Denislava Glushkova | 5-7,3-5 |