Bridget Christina Marquardt is an American television personality, model, and actress. She is best known for her role on the reality television series The Girls Next Door, which depicts her life as one of Playboy magazine publisher Hugh Hefner's girlfriends. Although not a Playboy Playmate, she has appeared in nude pictorials with her Girls Next Door costars and fellow Hefner girlfriends Holly Madison and Kendra Wilkinson.
- Born: September 25, 1973 (age 44), Tillamook
- Spouse: Chad Marquardt (1997 to present - Marriage)
- Aliases: Bridget, Bridget Christina Sandmeier, Bridget Sandmeier, The Girls Next Door
- Height: 5′ 5″ (1.65m)
- Websites: http://www.bridgetmarquardt.com/