Rigoletto
Rigoletto was an opera composed by the Italian Giuseppe Verdi in the 19th century.

One of the most famous songs from the opera was "La donna è mobile", which was sung by The Doctor on several occasions and analyzed by Data in 2368. (; )

When  was trapped in  in 2377, The Doctor was humming "Veglia, o donna, questa fior" in sickbay while working on "Fantome". Fantome was interested in the music, allowing The Doctor to develop a music-based form of communication for him. ()

Later that year, while on an away mission aboard the  together with Captain Kathryn Janeway, The Doctor performed another song from the opera, "Questa o quella". ()

External link
 

fr:Rigoletto
de:Rigoletto
Earth musical compositions