Scarlett Johansson Gives Birth to a Baby Girl! And Her Name Is...

Scarlett Johansson is officially a mom!

The 29-year-old actress and her fiancé Romain Dauriac welcomed a baby girl to the world on Thursday, ET confirms.

So what did The Avengers star name her new bundle of joy? Johansson and Dauriac decided to name their little girl Rose. (Well, we know which kind of bouquet we're sending to the hospital!)

PICS: Check Out Scarlett's Chic Pregnancy Style!

The Associated Press reports that "mother and daughter are doing well," and that the couple "is seeking privacy and are supporters of the No Kids Policy."

Johansson and Dauriac, a French former journalist, have been engaged since September, 2013. The blond bombshell was formerly married to actor Ryan Reynolds for two years before getting divorced in 2010.

Congrats to the first-time mom! We wish Scarlett and her new family the very best. What do you think of the name Rose? Sound off in the comments below!