| Katarzyna Sobieska | ||
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| Noble Family | Sobieski | |
| Coat of Arms | Janina | |
| Parents | Jakub Sobieski Zofia Teofillia Daniłowicz |
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| Consorts | Władysław Dominik Zasławski Michał Kazimierz Radziwiłł |
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| Children | with Władyslaw Dominisk Zasławski Aleksander Janusz Zasławski-Ostrogski Teofilia Ludwika Zasławska with Michał Kazimierz Radziwiłł Jerzy Józef Radziwiłł Karol Stanisław Radziwiłł |
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| Date of Birth | January 7, 1634 | |
| Place of Birth | Złoczów | |
| Date of Death | September 29, 1694 | |
| Place of Death | Warsaw | |
Katarzyna Sobieska (1634–1694) was the sister of King of Poland Jan III Sobieski and a noble lady. She married Władysław Dominik Zasławski in 1650. She was later married to Michał Kazimierz Radziwiłł on June 13, 1658.