| Izabela Maria Lubomirska | |
| Spouse: | Władysław Hieronim Sanguszko |
| Spouse-Type: | Spouse |
| Issue: | Jadwiga Klementyna Sanguszko Roman Damian Sanguszko Pawel Roman Sanguszko Helena Sanguszko Eustachy Stanisław Sanguszko |
| Full Name: | Izabela Maria Lubomirska |
| House: | Lubomirski (Drużyna coat of arms |
| House-Type: | Noble family |
| Father: | Prince Henryk Ludwik Lubomirski |
| Mother: | Princess Teresa Czartoryska |
| Birth Date: | 1 March 1808 |
| Birth Place: | Przeworsk |
Princess Izabela Maria Sanguszko (née Princess Izabela Maria Lubomirska), in Polish Izabela Maria z książąt Lubomirskich księżna Sanguszkowa (1 March 1808 – 18 March 1890) was a Polish noblewoman.
Princess Izabela Maria was born to Prince Henryk Ludwik Lubomirski (15 September 1777 – 20 October 1850) and Princess Teresa Czartoryska (30 July 1785 – 31 December 1868). Through her father she was great-granddaughter of Prince Stanisław Lubomirski and through her mother she was granddaughter of Prince Józef Klemens Czartoryski. She had two sisters: Dorota and Jadwiga Julia (she married Eugène, 8th Prince of Ligne) and brother Jerzy Henryk.
On 6 July 1829, in Przeworsk she married Prince Władysław Hieronim Sanguszko. They had five children:
She died in 1890.