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Nio
BoyMeaning of Nio: Japanese: 'two kings'
Nio is a boy's name most strongly associated with Japanese naming. It has 3 letters and 1 syllable, and it is a genuinely rare and unique choice — 9575th most popular boys' name in the United States in 2025 and 5119th in England & Wales.
US rank 2025
#9575
7 babies in 2025
England & Wales 2024
#5119
3 babies in 2024
US babies since 1880
111
First recorded 2011 · peak 2021
Trend
stable
Style: rare
Popularity over time
Gender split
100% boys · 0% girls, based on US, UK and international usage.
Origins & cultures
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Other names starting with N
Hebrew · 1 syllable
US #2UK #2
Hebrew · 2 syllables
US #65UK #88
Greek · 3 syllables
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Greek · 3 syllables
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Greek · 2 syllables
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Irish · 2 syllables
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French · 1 syllable
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Greek · 2 syllables
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Irish · 1 syllable
US #858UK #968
Russian · 3 syllables
US #616UK #1235
American · 2 syllables
US #298UK #539