John Spellman / Retna Ltd. 1 / 5
John Spellman / Retna Ltd. 1 / 5

Amy Ryan is a mom. "The Office" star, 39, and her fiance, comedy writer Eric Slovin, have welcomed a baby girl, her rep tells Usmagazine.com.

RELATED: Celebrity Spawn: Follow the celeb baby boom

Georgia Gracie Slovin was born Oct. 15 in New York.

See which celebs are due next!

It is the first child for Ryan and Slovin.

Meet Hollywood's new moms!

Ryan was nominated for a best supporting actress Oscar for her role as a troubled mom in Ben Affleck's 2007 directorial debut "Gone Baby Gone."

See stars who've denied they're pregnant

More on Wonderwall:

Become a Fan of Wonderwall on Facebook

Follow Wonderwall on Twitter!