Leonore

Leonore may refer to:


 * Leonore (given name), a list of people with the name
 * The title character, and original title, of Beethoven's opera Fidelio
 * Léonore, ou L'amour conjugal, a 1798 opera by Pierre Gaveaux
 * Leonore, Illinois, a village in the United States
 * Base Léonore, a database of recipients of France's National Order of the Legion of Honor