Stadium: Court 7 Round: 44 Ground: Clay
| ITF W15 Frederiksberg | 2021/08/01 09:00 | Cosima T Calinescu v Anika Jaskova | 6-2,4-6,4-10 |
| ITF W15 Knokke | 2021/07/26 12:30 | Cosima T Calinescu v Schena Benamar | 2-6,1-6 |
| ITF W15 Prokuplje | 2021/07/04 07:00 | Yasmeen Ghaoui v Cosima T Calinescu | 6-3,7-5 |
| ITF W15 Prokuplje | 2021/06/28 11:30 | Cosima T Calinescu v Anita Bertoloni | 2-6,4-6 |
| ITF W15 Prokuplje | 2021/06/27 13:30 | Cosima T Calinescu v Doroteja Petrovic | 4-6,6-2,10-3 |
| ITF W15 Le Havre | 2021/03/21 11:20 | Astrid Cirotte v Cosima T Calinescu | 6-2,6-0 |
| ITF W15 Gonesse | 2021/03/14 11:10 | Cosima T Calinescu v Jade Marie | 6-2,3-6,10-12 |
| ITF W15 Amiens | 2021/03/07 16:30 | Cosima T Calinescu v Thessy N Zinga | 2-6,0-6 |