Sieglinde Ahrens is a German organist and composer. She is the daughter of (Johannes Clemens) Joseph Ahrens (1904–1997), a German composer and organist. Ahrens studied music and composition under her father. After she completed her studies, she was an organist of Salvator-Kirche and professor of organ at Essen.
Sieglinde is a character in Die Walkure, the second opera in Wagner's Ring. She slept with her brother (Siegmund), and they had a baby (Siegfried). Then of course everyone died.