Boy Name · English Origin
Arlo
Last reviewed: June 2026
Arlo is a boy baby name of English origin, meaning "Fortified hill". It currently sits in the Rare tier of US baby names for 2026, and parents who love Arlo often also consider Arla.
Names like Arlo
Frequently asked about Arlo
What does the name Arlo mean?
Arlo means "Fortified hill" and is of English origin.
What is the origin of Arlo?
Arlo originates in English naming tradition.
How do you pronounce Arlo?
Arlo has 4 letters and is most commonly stressed on the first syllable.
Is Arlo a boy's or girl's name?
Arlo is primarily used as a boy's name in US records.
How popular is Arlo in 2026?
In our 2026 popularity tracker, Arlo sits in the Rare tier — an uncommon, standout choice.
What names are similar to Arlo?
Names that share Arlo's sound and style include Arla, Arlie, Arley, Ariel, Arely.