Stadium: Court 1 Round: 44 Ground: Clay
| ITF Women Varna | 2021/09/06 09:00 | Ersoz, Vanessa v Noa Krznaric | 6-3,7-6 |
| ITF Women Varna | 2021/09/05 11:30 | Ersoz, Vanessa v Ljubic, Mija | 6-2,6-2 |
| ITF W25 Braunschweig | 2021/08/23 10:45 | Arina Gabriela Vasilescu v Ersoz, Vanessa | 6-0,6-0 |
| ITF W15 Vejle | 2021/07/28 10:30 | Maria Bondarenko v Ersoz, Vanessa | 6-0,6-1 |
| ITF W15 Vejle | 2021/07/26 09:55 | Ersoz, Vanessa v Sylvie Zund | 7-5,6-3 |
| ITF W15 Vejle | 2021/07/25 07:00 | Ersoz, Vanessa v Natalia Pietras | 6-2,6-4 |
| WTA Bastad | 2021/07/05 09:00 | Caijsa W Hennemann v Ersoz, Vanessa | 6-0,6-1 |
| ITF - W15 Antalya | 2021/06/23 12:35 | Ersoz, Vanessa v Dia Evtimova | 4-6,3-6 |
| UTR Pro Tennis Series Sofia Women | 2021/09/02 11:30 | Vaneva, Zinovia v Tchakarova, Verginie | 6-3,4-6,6-4 |
| UTR Pro Tennis Series Sofia Women | 2021/09/01 06:30 | Tchakarova, Verginie v Sara Mikaca | 6-3,6-2 |
| UTR Pro Tennis Series Sofia Women | 2021/08/30 08:30 | Tchakarova, Verginie v Velizara Fileva | 6-1,7-6 |
| UTR Pro Tennis Series Sofia Women | 2021/08/29 13:30 | Tchakarova, Verginie v Silvia Maria Costache | 4-6,4-6 |
| ITF W60 Prerov | 2021/08/22 10:00 | Tchakarova, Verginie v Tomajkova, Kristyna | 3-6,4-6 |
| ITF W25 Vrnjacka Banja | 2021/08/16 11:00 | Tchakarova, Verginie v Lia Karatancheva | 1-6,3-6 |
| ITF W25 Vrnjacka Banja | 2021/08/15 13:00 | Tchakarova, Verginie v Zupancic, Nika | 6-4,6-4 |
| ITF W25 Santo Domingo | 2021/06/07 13:00 | Tchakarova, Verginie v Collins, Kylie | 2-6,3-6 |