Jason Kempin/ Getty Images
Felicity actress Keri Russell gave birth to daughter Willa Lou Deary on December 27, a rep confirms to ET.
The 35-year-old Mission: Impossible III actress and her husband, carpenter Shane Deary, have a four-year-old son River Russell Deary, who was born on June 9, 2007 in New York.
Russell met Deary through mutual friends and the couple was wed on Valentine's Day 2007. The new family of four lives in Brooklyn, NYC.
The actress is slated to star in next stars in the romantic comedy Austenland about a woman obsessed with the BBC miniseries adaptation of Pride and Prejudice, who travels to a Jane Austen theme park in search of her perfect gentleman.