Hildegarde \hi-ldegar-de, hil-dega-rde\ as a girl's name is of Old German origin, and the meaning of Hildegarde is "battle stronghold". Scandinavian mythology: Hildegard was a Valkyrie sent by Odin to escort battle heroes to Valhalla. Saint Hildegarde of Bingen was a learned 12th-century abbess. Opera celebrity Hildegarde Behrens.

Hildegarde has 9 variant forms: Hellee, Hilda, Hildagard, Hildagarde, Hilde, Hildegard, Hildegaard, Hildegunn and Hille.