The couple reportedly welcomed a mini-Cooper two weeks ago.
Bradley Cooper and girlfriend Irina Shayk have become first-time parents.
According to reports, the baby was actually born two weeks ago, but the very private couple kept the birth a secret. No word on a name or whether the child is a boy or a girl.
Read: Model Moms: Irina Shayk Joins Exclusive Club of Pregnant Victoria's Secret Angels
Cooper, 42, and Shayk, 31, have been together since 2015.
Cooper was married to actress Jennifer Esposito in 2006, but divorced a year later. Shayk has never been married but was in a long-term relationship with soccer star Cristiano Ronaldo before dating Cooper.
Read: Welcome Aboard! Crew Members on Turkish Airlines Flight Deliver Baby Girl in Midair
After reports of the birth surfaced, Ellen DeGeneres congratulated the couple on Twitter.
Congrats Irina Shayk and Bradley Cooper on your baby! Bradley, you're going to be a wonderful dad. Just don't take the baby to Vegas.
— Ellen DeGeneres (@TheEllenShow) April 9, 2017
Watch: Hello, Big Baby! See Mom's Priceless Reaction After Delivering 11-Pound Son Naturally