Stadium: Center Court Round: 54 Ground: Clay
| ITF W15 Frederiksberg | 2021/08/07 09:00 | Ruppert, Lena v Nicole Khirin | 7-5,4-6,4-6 |
| ITF W15 Frederiksberg | 2021/08/06 08:50 | Samavati, Sofia Nami v Ruppert, Lena | 3-6,6-3,4-6 |
| ITF W15 Frederiksberg | 2021/08/05 07:55 | Ruppert, Lena v Pulchartova, Laetitia | 6-3,6-7,7-6 |
| ITF W15 Frederiksberg | 2021/08/03 12:50 | Emily Welker v Ruppert, Lena | 0-6,3-6 |
| ITF W15 Frederiksberg | 2021/08/02 13:15 | Ingrid Vojcinakova v Ruppert, Lena | 3-6,3-6 |
| ITF W15 Frederiksberg | 2021/08/01 13:00 | Triebe, Juliane v Ruppert, Lena | 6-7,0-6 |
| ITF W15 Vejle | 2021/07/30 09:40 | Sohyun Park v Ruppert, Lena | 6-3,6-2 |
| ITF W15 Vejle | 2021/07/29 08:00 | Ruppert, Lena v Ani Vangelova | 6-0,6-4 |