Claire Keim (born Claire Lefebvre on July 8, 1975, in Senlis) is a French actress and singer. After taking acting classes, notably at Cours Florent, she began her career in the early 1990s in theatre, television, and the stage musical Paul et Virginie. In cinema, she has appeared in feature films such as Au petit Marguery (1995), Coline Serreau's La Belle Verte (1996), Gérard Corbiau's The King Is Dancing (Le Roi danse, 2000), and Mélanie Laurent's Breathe (Respire, 2014). On television, she achieved widespread public recognition in numerous series and television films, notably starring as Esther Delaître in the summer miniseries Zodiaque (2004) and its sequel Le Maître du Zodiaque (2006). Also active as a singer, she regularly participates in Les Enfoirés charity concerts and released her first solo album, Où il pleuvra, in 2011. She has worked in voice dubbing as well, notably providing the French voice for the character Celia in the animated film Monsters, Inc.