10/21/2009 at 11:00 AM EDT
It's a girl for Amy Ryan and fiancé Eric Slovin!
Daughter Georgia Gracie Slovin arrived on Oct. 15 in New York City. "All are doing well and so happy," Ryan's rep tells PEOPLE.
The actress, 39, was nominated for a Best Supporting Actress Oscar for her role in 2007’s Gone Baby Gone
, and has most recently appeared on The Office
as Michael Scott's love interest, human resources rep Holly Flax.
Ryan and Slovin announced
the pregnancy in August.
Reporting by JENNIFER GARCIA