Boy Name · Irish Origin
Arlan
Last reviewed: June 2026
Arlan is a boy baby name of Irish origin, meaning "Pledge, oath". It currently sits in the Rare tier of US baby names for 2026, and parents who love Arlan often also consider Arlean.
Names like Arlan
Frequently asked about Arlan
What does the name Arlan mean?
Arlan means "Pledge, oath" and is of Irish origin.
What is the origin of Arlan?
Arlan originates in Irish naming tradition.
How do you pronounce Arlan?
Arlan has 5 letters and is most commonly stressed on the first syllable.
Is Arlan a boy's or girl's name?
Arlan is primarily used as a boy's name in US records.
How popular is Arlan in 2026?
In our 2026 popularity tracker, Arlan sits in the Rare tier — an uncommon, standout choice.
What names are similar to Arlan?
Names that share Arlan's sound and style include Arlean, Arlen, Arlene, Arlin, Arlyn.