She has received critical acclaim singing major operatic roles by composers such as Wagner, Berg, Shostakovich and Bartók, among others.
[1] In 2000 she was made a Swedish Court Singer by His Majesty Carl XVI Gustaf, King of Sweden.
The daughter of a seamstress, who had herself previously considered a career in acting, Dalayman went on to become a student at the Stockholm Opera Conservatory.
Later engagements included Brünnhilde in Aix en Provence (2008) and at the Metropolitan Opera (2009) and at the Osterfestspiele Salzburg (2009–10); Judith (Bluebeard's Castle) in the Gran Teatre del Liceu, Barcelona (2008); Isolde at the New York Met (2008); Brünnhilde; Kundry at the New York Met (2013).
After training as a mezzosoprano, she sang Fricka and Waltraute in the 2017 revival of Valdemar-Holm's Wagner Ring Cycle in Stockholm.