American mezzo-soprano. After beginning her career with concert
engagements, Delores Ziegler made her operatic stage debut in Knoxville
in 1978 as Verdi's Flora. In 1978-1979 she was a member of the Santa Fe
Opera apprenticeship program. In 1978 she appeared as Verdi's Maddalena
in St. Louis. She made her European operatic debut in Bonn in 1981 as
Dorabella. In 1982 she sang for the first time at the Cologne Opera. In
1984 she appeared as Dorabella at her Glyndebourne debut and as
Bellini's Romeo at her La Scala debut in Milan.