Stadium: Court 20 Round: 62 Ground: Clay
| ITF W15 Antalya | 2021/11/10 09:05 | Cherubini, Diletta v Zvonaru, Ioana | 6-1,6-3 |
| ITF W15 Antalya | 2021/11/09 11:20 | Zvonaru, Ioana v 플라멘트, 디아네 | 6-3,1-6,10-5 |
| ITF W15 Antalya | 2021/11/08 07:00 | Zvonaru, Ioana v Kopsova, Ivana | 5-7,6-0,12-10 |
| ITF W25 Budapest | 2021/09/26 08:30 | 벨베로비치, 네피사 v Zvonaru, Ioana | 6-4,6-3 |
| ITF W25 Vienna | 2021/08/29 14:00 | 피슬라크, 만카 v Zvonaru, Ioana | 7-5,6-7,10-6 |
| ITF W25 Vienna | 2021/08/29 10:00 | Zvonaru, Ioana v Marusinova, Martina | 6-4,6-2 |
| ITF W60 Olomouc | 2021/07/18 10:00 | Zvonaru, Ioana v 레디시크, 니카 | 6-7,0-6 |
| ITF W25 Madrid | 2021/06/14 09:30 | 모레노 아리아스, 리디아 v Zvonaru, Ioana | 6-3,2-6,10-6 |