Stadium: CENTER COURT Round: 54 Ground: Clay
| ITF W15 Knokke | 2021/07/26 16:00 | Schena Benamar v Berta Bonardi | 4-6,7-5,10-4 |
| ITF W15 Knokke | 2021/07/26 12:30 | Berta Bonardi v Vivien Sandberg | 6-0,6-0 |
| ITF W15 Knokke | 2021/07/31 12:05 | Natalia Siedliska v Selena Janicijevic | 6-4,5-7,2-6 |
| ITF W15 Knokke | 2021/07/30 10:10 | Michaela Bayerlova v Natalia Siedliska | 6-3,2-6,1-6 |
| ITF W15 Knokke | 2021/07/29 14:00 | Bojana Marinkovic v Natalia Siedliska | 2-6,4-6 |
| ITF W15 Knokke | 2021/07/27 12:05 | Noa Liauw A Fong v Natalia Siedliska | 4-6,3-6 |
| ITF W15 L'Aquila | 2021/06/23 08:30 | Caijsa W Hennemann v Natalia Siedliska | 2-6,4-6 |
| ITF W15 Antalya | 2021/06/08 08:40 | Natalia Siedliska v Anet A Koskel | 6-2,6-0 |
| ITF W15 Antalya | 2021/06/04 07:25 | Manon Arcangioli v Natalia Siedliska | 7-6,2-6,6-2 |
| ITF W15 Antalya | 2021/06/03 07:30 | Vivien Sandberg v Natalia Siedliska | 2-6,3-6 |