Delores Ziegler

Delores Ziegler (born September 4, 1951) is an American mezzo-soprano who has had an active international performance career since the late 1970s. A former resident artist at the Cologne Opera, she has performed leading roles with many of the world's best opera houses, including La Scala, the Lyric Opera of Chicago, the Metropolitan Opera, the San Francisco Opera, and the Vienna State Opera. She i… More