By Alexis Tereszcuk
Radar Staff Reporter
Academy Award winner Natalie Portman has just started off on her most important role yet – new mommy!
The 30-year-old star has gaven birth to a baby boy, her first child with fiancé Benjamin Millepied, according to People magazine.
The pair met when he was the choreographer on her movie Black Swan and in December they announced they were engaged.
2011 has been a lucky year for the Harvard educated star, starting with her Oscar win for her striking portrayal of a ballerina in Black Swan.