The 42-year-old Kill Star welcomed the birth of her daughter on Sunday.
This is Uma’s first child with financier boyfriend Arpad Busson. The actress has two other children, Maya, 13, and Levon, 10, with ex-husband Ethan Hawke.
Arpad also has two other children, Arpad Flynn Alexander, 14, and Aurelius Cy Andrea, 9, from his relationship with supermodel Elle Macpherson.
Uma and Arpad, 4i9, had been dating since 2007.