Natalie Portman has given birth to a baby boy.
The actress is now mum to her first child with fiance Benjamin Millepied, the choreographer of Black Swan, People magazine reported.
The 30-year-old actress and Benjamin, a well-regarded ballet dancer and choreographer, met during the making of Black Swan, Darren Aronofsky's psychological thriller that stars Natalie as a ballet dancer.
The star won the best actress Academy Award in February for her performance in the film.
The magazine gave no details.
A publicist for Natalie did not return a message seeking comment.