E! reported Thursday that the Oscar-winning star of "Les Miserables" and husband Adam Shulman welcomed a son named Jonathan Rosebanks Shulman on March 24.
Hathaway's spokesman Stephen Huvane confirmed the report.
The Academy Award-winning star of such films as "The Devil Wears Prada," ''The Intern" and "Love & Other Drugs" posted a close-up photo of her baby bump with her Oscar statue on Instagram on Feb. 28.