Idun, of Norse origin, is a female given name derived from the Old Norse word 'Idunn,' meaning 'rejuvenating.' It is often associated with Idun, the goddess in Norse mythology who guarded the golden apples of immortality for the gods. In recent times, it has been used as a female first name in various cultures.
The name Idun had five babies born with it in 2022, making up all five instances of the name that year.