Frau Mann is one of Felix Volkbein’s friends from the circus. Frau Mann is a trapeze artist and goes by the false title Duchess of Broadback. Frau Mann brings Felix to a party where he meets Dr. Matthew O’Connor and Nora Flood. After the party, Frau Mann disappears from the story until after Robin Vote leaves Felix. Frau Mann accompanies Felix and his son Guido on their travels through Europe. Both Frau Mann and Felix develop a drinking problem by the end of the story.