Baby Name Studio

Boy Name · Irish Origin

Arlen

Rare · 5 letters · Pledge, oath

Last reviewed: June 2026

Arlen — a boy name from the Irish tradition — is an uncommon, standout choice. Its meaning, "Pledge, oath", anchors the name in something deeper than sound alone. If Arleen is on your shortlist, Arlen belongs in the same conversation.

Names like Arlen

Frequently asked about Arlen

What does the name Arlen mean?

Arlen means "Pledge, oath" and is of Irish origin.

What is the origin of Arlen?

Arlen originates in Irish naming tradition.

How do you pronounce Arlen?

Arlen has 5 letters and is most commonly stressed on the first syllable.

Is Arlen a boy's or girl's name?

Arlen is primarily used as a boy's name in US records.

How popular is Arlen in 2026?

In our 2026 popularity tracker, Arlen sits in the Rare tier — an uncommon, standout choice.

What names are similar to Arlen?

Names that share Arlen's sound and style include Arleen, Arlan, Arlene, Arlin, Arlyn.