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Onno
BoyMeaning of Onno: Frisian: 'edge of a sword'
Onno is a boy's name most strongly associated with Frisian naming. It has 4 letters and 2 syllables, and it is a genuinely rare and unique choice.
US rank 2025
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Not in the US top list
England & Wales 2024
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Fewer than 3 babies or unlisted
US babies since 1880
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Trend
stable
Style: rare
Gender split
100% boys · 0% girls, based on US, UK and international usage.
Origins & cultures
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