Stadium: Pista Central Round: 54 Ground: Hardcourt outdoor
| ITF W15 Almada | 2021/07/14 11:50 | Laia Conde Monfort v Sabine Rutlauka | 6-2,6-2 |
| ITF W25 Lisbon | 2021/07/05 10:10 | Lucia Cortez Llorca v Sabine Rutlauka | 7-5,6-4 |
| ITF W25 Lisbon | 2021/07/04 13:30 | Mariana Galvao Borges v Sabine Rutlauka | 0-6,1-6 |
| ITF W25 Palma del Rio | 2021/06/28 19:10 | Olivia Gadecki v Sabine Rutlauka | 6-2,5-7,10-7 |
| ITF W25 Palma del Rio | 2021/06/27 17:30 | Maria Andrienko v Sabine Rutlauka | 2-6,2-6 |
| ITF W25 Porto | 2021/06/22 09:55 | Victoria Bosio v Sabine Rutlauka | 2-6,6-2,10-7 |
| ITF W25 Porto | 2021/06/20 13:30 | Ines Oliveira v Sabine Rutlauka | 1-6,1-6 |
| ITF W15 Vilnius | 2021/06/08 08:55 | Dea Herdzelas v Sabine Rutlauka | 2-6,7-6,6-4 |
| ITF W35 Platja D'Aro | 2024/05/05 09:30 | Leire San Jose v Ananya Vartak | 2-6,6-3,10-5 |