Hildegard von Bingen or Hildegard of Bingen (1098 - 1179) was a German abbess and mystic.

• 
  Hildegard's preaching tours through Germany
• 
  Hildegard in a medieval manuscript
• 
  Liber Divinorum Operum
• 
  Das Weltall (The Universe)
• 
  Der mystische Leib (The Mystical Body)
• 
  Die wahre Dreiheit in der wahren Einheit (The true Trinity in the true Unity)
• 
  Mutterschaft aus dem Geiste und dem Wasser (Motherhood from the Spirit and the Water)
• 
  Litterae ignotae