The name Iduia means Civilization and is of Basque origin. Iduia is a name that's been used primarily by parents who are considering baby names for girls.
Basque region.
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Baby Names Tip: Don't give your child a nickname (i.e. "Jimmy") as a given name on their birth certificate. Let them have the flexibility to choose. Remember, you're not just naming a baby, you're also naming an adult!