Mildred Miller Posvar, known professionally as Mildred Miller, is a classical mezzo-soprano who had a career performing in operas, concerts, and recitals beginning in the 1940’s. She made her opera debut in 1946 at the Tanglewood Music Festival. She was a principal artist at the Metropolitan Opera in New York from 1951 through 1974. In 1978 she founded the Opera Theater of Pittsburgh and served as its Artistic Director until 1999. She taught music and voice first at the University of Pittsburgh and presently teaches at Carnegie Mellon University. She has also taught master classes in many other institutions.
She was born Mildred Müller on December 16, 1924 in Cleveland, Ohio and attended the Cleveland Metropolitan School District graduating from West High School 1942. She entered the Cleveland Institute of Music where she was a voice student of Marie Simmelink Kraft. After graduating in 1946, she entered the New England Conservatory where she earned her Artist Diploma in 1948. After studying and performing abroad she met up with Wesley Wentz Posvar, a schoolmate from her high school in Cleveland. Wesley and Mildred were married on June 13, 1950. After her marriage, she continued to use the stage name of Mildred Miller in all matters and materials that related to her performing career.
Her 1951 debut at the Metropolitan Opera House in the role of Cherubino, in Mozart's
Le nozze di Figero, began a string of 24 consecutive years of performing at the Met. Mrs. Posvar was also mentored by Lotte Lehmann (1888-1976) and became a prominent Lieder singer. She performed in Italy, Germany, Austria, Japan, the Philippines, Singapore, China, and all over the United States. She was also a frequent featured guest on radio and television shows like
the Voice of Firestone,
the Bell Telephone Hour, and
the Ed Sullivan Show. In 1967, Wesley Posvar became the Chancellor of the University of Pittsburgh. During her time as First Lady of Pitt, she continued to perform at the Met and toured regularly. Mrs. Posvar also gave the first performance by a musician at the Nixon White House for the retirement of Chief Justice Earl Warren in 1969.