Meaning & History
From the Old Norse name Guðrún meaning "god's secret lore", derived from the elements guð "god" and rún "secret lore". In Norse legend Gudrun was the wife of Sigurd. After his death she married Atli, but when he murdered her brothers, she killed her sons by him, fed him their hearts, and then slew him.
Depiction of Gudrun from an 1880 book