Swedish operatic soprano, born 18 October 1937 in Stockholm, Sweden.

She studied first at the Academy of Music in Vienna, then between 1959 and 1963 with Henriette Klink-Schneider at the Bavarian State Conservatory in Würzburg and finally with Josef Greindl at the Academy of Music in Saarbrücken.

She is the daughter of Brita Hertzberg and Einar Beyron, who were both court singers at the Royal Theater in Stockholm. Ligendza is married to the German oboist and conductor Peter Ligendza since 1965.