Maureen E. McPhilmy, a public relations executive, was born May 11, 1966, making her 49 years old as of the latter half of 2015. She married news commentator Bill O'Reilly in 1996. The couple separated in 2010 and divorced in 2011.
Bill and Maureen have two children together - a daughter, Madeline, born in 1998 and son, Spenser, born in 2003. In addition to being on camera, O'Reilly is also a very popular writer. His books tend to be non-fiction, political in nature and from a conservative viewpoint. His 2015 book, "Killing Regan: The Violent Assault That Changed America," has proven to be another best seller.