Ordon, the youngest of four sisters, moved to Paris in 1999 after winning a talent contest and signing a contract with now-defunct Madison Models Agency. She has appeared in campaigns forBiotherm, Tally Weijl, Guess, and Bebe, and has appeared in Victoria's Secret catalogs. She starred in the Chanel Rouge Allure lipstick commercial, an hommage to Jean-Luc Godard's film Le Mépris, which featured the young Brigitte Bardot. Ordon has also appeared in television commercials for Carte Noir and Narta. She has appeared on the cover of the French edition of Elle several times, the French edition of Playboy in December 2007, Glamour, and Cosmo. In October 2009, she appeared pregnant in the 30th anniversary edition of Vogue Germany, as seen through the lens of photographer Bruce Weber. In 2010, she appeared in the Sports Illustrated Swimsuit Issue.