Stadium: Court 5 Round: 25 Ground: Clay
| ITF W15 Prokuplje | 2021/07/09 07:00 | Maria Bondarenko v Natalija Senic | 4-6,2-6 |
| ITF W15 Prokuplje | 2021/07/08 07:00 | Alice Robbe v Maria Bondarenko | 3-6,1-6 |
| ITF W15 Prokuplje | 2021/07/06 10:35 | Nikol Palecek v Maria Bondarenko | 0-6,0-6 |
| ITF W15 Prokuplje | 2021/06/30 10:10 | Bertoloni, Anita v Maria Bondarenko | 3-6,6-4,6-4 |
| ITF W15 Santa Margarita de Montbui | 2021/05/27 13:00 | Maria Bondarenko v Mihaela Djakovic | 4-6,1-6 |
| ITF W15 Santa Margarita de Montbui | 2021/05/26 11:10 | Maria Bondarenko v Valentina Ryser | 6-3,7-6 |
| ITF - W15 Monastir | 2021/03/30 13:10 | Nefisa Berberovic v Maria Bondarenko | 6-0,6-1 |
| ITF W15 Bratislava | 2021/03/24 10:25 | Katarina Kuzmova v Maria Bondarenko | 7-6,2-6,6-3 |
| 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 |
| ITF - W15 Antalya | 2021/06/22 07:00 | Ersoz, Vanessa v Alba Rey Garcia | 7-5,4-6,10-2 |
| ITF - W15 Antalya | 2021/06/21 07:00 | Ersoz, Vanessa v Julia Ronney | 7-5,6-4 |
| ITF - W15 Antalya | 2021/06/17 09:55 | Ersoz, Vanessa v Rosa Vicens Mas | 0-6,0-6 |
| ITF - W15 Antalya | 2021/06/09 06:55 | Ersoz, Vanessa v Eva Vedder | 6-7,3-6 |