77%RatingSave Gender Feminine Usage Norse Mythology, Old Norse [1], Icelandic Pronounced Pron. I-dhuyn(Icelandic) [key·IPA] Meaning & History Probably derived from Old Norse ið "again" and unna "to love". In Norse mythology Iðunn was the goddess of spring and immortality whose responsibility it was to guard the gods' apples of youth. Related NamesFamily Tree·Details VariantsIdun, Idunn(Norse Mythology) Other Languages & CulturesIdonea, Idony(English) Idun, Idunn(Norwegian) Idun(Swedish) User SubmissionsÍðunn, Ithunn PopularityDetails Last ranked #42 in 2014 Iceland Categories Aesir, apples, goddesses, love, mythology, youthful deities Sources & References Viking Answer Lady Webpage, available from https://www.vikinganswerlady.com/ONNames.shtml.