Oscar-winner Natalie Portman, 30, has given birth to a baby boy. The father is her fiancé, choreographer Benjamin Millepied, 33, whom she met while filming Black Swan, according to People magazine. No more details were available, such as when and where the birth took place, or what they’re planning to name the newborn. Fellow celebrities were quick to offer their congratulations via twitter, including Ellen DeGeneres, who tweeted: “I’m so happy for my dance protégée Natalie Portman and her new baby boy! Congratulations!” Lindsay Lohan wrote: “congrats to #natalieportman for her beautiful baby boy!” Portman has appeared in three films this year (Your Highness, Thor and No Strings Attached) and is now planning to take a break to spend time with her baby.