Her father, Tony, was from Ennis in County Clare on the west coast of Ireland. He became an advisor to then San Francisco city supervisor and later mayor Gavin Newsom.
Departed her post at Fox News in July 2018 after a 12-year stint there in various posts, most recently as co-host of The Five (2011).
She and Eric are expecting their first baby in September 2006.
Her younger brother, Anthony John Guilfoyle's birthday is August 15, 1971.