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Arlo
BoyMeaning of Arlo: English: 'fortified hill'
Arlo is a boy's name most strongly associated with English naming. It has 4 letters and 2 syllables, and it is climbing quickly in the charts right now — 150th most popular boys' name in the United States in 2025 and 15th in England & Wales.
US rank 2025
#150
2,514 babies in 2025
England & Wales 2024
#15
2,220 babies in 2024
US babies since 1880
25,135
First recorded 1899 · peak 2024
Trend
rising
Style: trending
Popularity over time
Gender split
97% boys · 3% girls, based on US, UK and international usage.
Origins & cultures
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