UPDATE: Natalie has issued a statement to Entertainment Weekly:

"I have always kept my private life private but I will say that I am indescribably happy and feel very grateful to have this experience."

PREVIOUSLY: Natalie Portman and Benjamin Millepied are engaged and expecting a child, her rep confirms to People.

The couple reportedly started dating late last year while they were working together on 'Black Swan,' which he choreographed. See photos of them promoting the movie together here.

Natalie, 29, has talked about eating more since she wrapped 'Black Swan,' but she didn't mention she was eating for two.

Congrats!