Fidelio (disambiguation)
# Fidelio (disambiguation)

Fidelio is the only opera written by Ludwig van Beethoven.

Fidelio may also refer to:

* Fidelio (film), an Australian television live recording of the opera
* Fidelio (magazine), a journal of the Lyndon LaRouche movement
* Fidelio Records, a classical music label
* "Fidelio", a password in the film Eyes Wide Shut
* Fidelio, discontinued software from Hotline Connect
* MICROS Fidelio, a property management system for hotels
* Fidelio F. Finke (1891–1968), Bohemian/German composer
* Fidelio award, of Music and Arts University of the City of Vienna
* "Witte Brigade-Fidelio", from 1944 the name of the Belgian WW II-era resistance group White Brigade. "Fidelio" was the code name for its founder and commander, Marcel Louette.
