Ciboulette [si.bu.lɛt] is a French opérette in three acts, music by Reynaldo Hahn, libretto by Robert de Flers and Francis de Croisset, first performed at the Théâtre des Variétés, in Paris, on 7 April 1923. One of the most elegant and refined compositions of Hahn, it is considered one of the last masterpieces of French operetta.