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EE-O
Io
OriginJapanese
Meaning"rely on + emperor, rely on + hero"
GenderBoy
About Io
The name Io peaked for boys at #9951 in 2020. Io is occasionally used for girls in 2025.
Pronounced EE-O. 1 syllable.
As of September 2026, Io ranked #12744 in US births in 2025 SSA, peaked at #9951 in 2020.
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