Princess Izabela Dorota Czartoryska (née Fleming; 3 March 1746 – 15 July 1835) was a Polish noblewoman, writer, and art collector who is widely regarded as a very prominent figure of the Enlightenment in Poland.
She was wife of Adam Kazimierz Czartoryski and became a member of the influential Familia.
She was the founder of Poland's first museum, the Czartoryski Museum, now situated in Kraków.