Arlo
Boy name · Old english · pronounced AR-loh
Verified name
What does Arlo mean?
Fortified hill
Origin and language
Old english, Italian
Language family: English
Popularity in the United States
Ranked No. 147 in the U.S. in 2025, so it is very popular. Source: U.S. Social Security Administration data.
Popularity in England and Wales
No. 15 in England and Wales in 2025
Contains Office for National Statistics data licensed under the Open Government Licence v3.0.
Related names, nicknames, and variants
Nickname: Arlie, Ar
Variant: Harlo, Arlow
Related: Carlo, Harlow
Using Arlo across cultures
Vintage literary name seeing rapid rise.
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