Anna Bahr-von Mildenburg (1872–1947) was a prominent Austrian soprano known for her contributions to the operatic and concert music scenes in the late 19th and early 20th centuries. She was particularly celebrated for her interpretations of Wagnerian roles, as well as her performances of lieder, particularly those by composers like Gustav Mahler and Richard Strauss. Bahr-von Mildenburg's notable works include her performances in operas such as "Tristan und Isolde" and "Die Walküre," where she portrayed pivotal roles that showcased her powerful voice and dramatic skills. She was also known for her collaboration with Mahler, who composed songs specifically for her, enhancing her reputation as a leading interpreter of his music. Her impact on music extended beyond her performances; she was influential in promoting contemporary music of her time and played a significant role in the development of vocal techniques in the 20th century. After her retirement from the stage, Bahr-von Mildenburg continued to teach, passing on her knowledge to future generations of singers. Her legacy remains a testament to her artistry and the evolution of opera and concert singing during her era.