Lehmann, Lilli, LAY muhn, LIHL ee (1848-1929), was a German soprano. She made her debut in 1865, and later became a leading member of the Berlin Royal Opera. In 1876, she sang in the first production of Richard Wagner's Nibelungen Ring in Bayreuth, Germany. She joined the Metropolitan Opera Company of New York City in 1885, and appeared in a variety of coloratura and dramatic roles. She became famous as a singer of German art songs and as a teacher. She was born in Wurzburg, Germany.