Luise Willer was a German opera

Opera

Opera is an art form in which singers and musicians perform a dramatic work combining text and musical score, usually in a theatrical setting. Opera incorporates many of the elements of spoken theatre, such as acting, scenery, and costumes and sometimes includes dance...

tic contralto

Contralto

Contralto is the deepest female classical singing voice, with the lowest tessitura, falling between tenor and mezzo-soprano. It typically ranges between the F below middle C to the second G above middle C , although at the extremes some voices can reach the E below middle C or the second B above...

. She made her professional opera debut in 1910 as Annius in Wolfgang Amadeus Mozart

Wolfgang Amadeus Mozart

Wolfgang Amadeus Mozart , baptismal name Johannes Chrysostomus Wolfgangus Theophilus Mozart , was a prolific and influential composer of the Classical era. He composed over 600 works, many acknowledged as pinnacles of symphonic, concertante, chamber, piano, operatic, and choral music...

's La Clemenza di Tito

La clemenza di Tito

La clemenza di Tito , K. 621, is an opera seria in two acts composed by Wolfgang Amadeus Mozart to an Italian libretto by Caterino Mazzolà, after Metastasio...

. She spent most of her career performing at the Bavarian State Opera

Bavarian State Opera

The Bavarian State Opera is an opera company based in Munich, Germany.Its orchestra is the Bavarian State Orchestra.- History:The opera company which was founded under Princess Henriette Adelaide of Savoy has been in existence since 1653...

 in Munich. At the Bayreuth Festival

Bayreuth Festival

The Bayreuth Festival is a music festival held annually in Bayreuth, Germany, at which performances of operas by the 19th century German composer Richard Wagner are presented...

 she portrayed Brängane in Tristan und Isolde

Tristan und Isolde

Tristan und Isolde is an opera, or music drama, in three acts by Richard Wagner to a German libretto by the composer, based largely on the romance by Gottfried von Straßburg. It was composed between 1857 and 1859 and premiered in Munich on 10 June 1865 with Hans von Bülow conducting...

. She created roles in several world premieres during her career, including Barbara in Erich Wolfgang Korngold

Erich Wolfgang Korngold

Erich Wolfgang Korngold was an Austro-Hungarian film and romantic music composer. While his compositional style was considered well out of vogue at the time he died, his music has more recently undergone a reevaluation and a gradual reawakening of interest...

's Violanta

Violanta

Violanta is a one-act opera by Erich Wolfgang Korngold. The libretto is by the Austrian playwright Hans Müller-Einigen. It is Korngold's second opera, written when he was only seventeen years old.-Performance history:...

(1916), Lukrezia in Hans Pfitzner

Hans Pfitzner

Hans Erich Pfitzner was a German composer and self-described anti-modernist. His best known work is the post-Romantic opera Palestrina, loosely based on the life of the great sixteenth-century composer Giovanni Pierluigi da Palestrina.-Biography:Pfitzner was born in Moscow, Russia, where his...

's Palestrina

Palestrina (opera)

Palestrina is an opera by the German composer Hans Pfitzner, first performed in 1917. The composer referred to it as a Musikalische Legende , and wrote the libretto himself, based on a legend about the Renaissance musician Giovanni Pierluigi da Palestrina, who saves the art of contrapuntal music ...

(1917), Graben-Liese in Franz Schreker

Franz Schreker

Franz Schreker was an Austrian composer, conductor, teacher and administrator. Primarily a composer of operas, his style is characterized by aesthetic plurality , timbral experimentation, strategies of extended tonality and...

's Das Spielwerk (1920), and Herzogin in Pfitzner's Das Herz (1931) among others.