American soprano, born in Dobson (mountain) on December 14, 1941.
He began his musical training as a pianist.She graduated with a Bachelor of Music degree from Concordia College in 1963. He/She graduated with a Bachelor's degree in music from Concordia University in 1963, and later studied singing with Lotte Lehman, Fritz Zweig and Garmo Tilly.
He started his appearances in public with a repertoire of light soprano covering the latest belcantismo papers (thus operas by Donizetti as Don Pascuale - Norina-, L'Elisir D'amore - Adina-) and others of the Italian Repertory in the second half of the 19th (thus Gilda in Rigoletto by Verdi or Musetta in La Bohème by Puccini). At this early stage, he/she won the first prize in the competition of the San Francisco Opera and made his debut at the Metropolitan in New York. However, expanded his Repertory to more dramatic character roles, and Nedda in Leoncavallo clowns Mimi (again in La Bohème by Puccini), and the titular roles of Manon Lescaut, Tosca and Madama Butterfly by Puccini, as well as Eva in the masters singers of Nuremberg and Elsa in Lohengrin by Richard Wagner (which debuted at Bayreuth in 1979) and Mélisande in Pelléas et Mélisande in Claude Debussy. However, its international success came with the role holder Salomé of Richard Strauss who led her on tour throughout Europe and which led, after done with the technical call the Sprechgesang or "spoken song", addressing the operatic roles of Alban Berg, Wozzeck and Lulu.
In the 2009-2010 season, Karan Armstrong played the old lady of Leonard Bernstein at the Flanders Opera; Larina in Eugen Onegin by Tchaikovsky at the Deutsche Oper in Berlin, as well as the Queen of hearts from Alice in the Grand Theatre of Geneva.
She married the director of the opera Götz Friedrich, who died in 2000, and has a son.