Boy Name · Irish Origin
Arlen
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.
Arlen meaning, origin, and usage
Meaning: Pledge, oath
Origin: Irish naming roots help connect Arlen to related Irish baby names.
Pronunciation: Baby Name Studio pronounces Arlen as A·R·L·E·N, with 5 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Arlen is an uncommon, standout choice in the Rare tier.
Arlen variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Arlena, Arlene, Arleny, Arle.
- Nicknames: Arl and A.
- Middle names: Pair Arlen with a middle name that balances its substantial sound; start with the Arlen middle name generator.
- Sibling names: Arleen, Arlan, Arlene, Arlin, Arlyn — full picks on the sibling names for Arlen guide for a cohesive sibset.
- Similar names: Looking for names that sound like Arlen? Browse our names like Arlen guide for phonetic-neighbor picks.
- Explore more: use the Baby Name Explorer, name search, AI name generator, and Baby Name Studio homepage.
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.
What middle names pair well with Arlen?
Good middle-name fits for Arlen pair an opposite syllable rhythm: if Arlen is short, lean longer (e.g. classical or three-syllable middles); if Arlen is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Arlen?
Sibling names that pair naturally with Arlen share its rhythm without rhyming — Arleen, Arlan, Arlene all sit comfortably alongside it on a shortlist.