Clara is an opera in two acts and 18 tableaux by Hans Gefors based on a French-language libretto by Jean-Claude Carrière. The opera premiered at the Opéra-Comique at the Salle Favart in Paris on 7 December 1998.[1] This was Gefors' fifth opera; he had previously composed full-length stage works for the Royal Swedish Opera (Christina, 1986) and for Wiesbaden Opera (Der Park, 1992).