Girl Name · Irish Origin
Aileen
Considering Aileen? It is a girl name whose meaning is "Light", rooted in Irish naming tradition, and ranks in our Rare popularity tier. Phonetically it shares territory with Ayleen.
Aileen meaning, origin, and usage
Meaning: Light
Origin: Irish naming roots help connect Aileen to related Irish baby names.
Pronunciation: Baby Name Studio pronounces Aileen as A·I·L·E·E·N, with 6 letters and a girl usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Aileen is an uncommon, standout choice in the Rare tier.
Aileen variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Aileena, Aileene, Aileeny, Ailee.
- Nicknames: Ail and A.
- Middle names: Pair Aileen with a middle name that balances its substantial sound; start with the Aileen middle name generator.
- Sibling names: Ayleen, Alleen, Aleen, Alen, Ailany — full picks on the sibling names for Aileen guide for a cohesive sibset.
- Similar names: Looking for names that sound like Aileen? Browse our names like Aileen 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 Aileen
What does the name Aileen mean?
Aileen means "Light" and is of Irish origin.
What is the origin of Aileen?
Aileen originates in Irish naming tradition.
How do you pronounce Aileen?
Aileen has 6 letters and is most commonly stressed on the first syllable.
Is Aileen a boy's or girl's name?
Aileen is primarily used as a girl's name in US records.
How popular is Aileen in 2026?
In our 2026 popularity tracker, Aileen sits in the Rare tier — an uncommon, standout choice.
What names are similar to Aileen?
Names that share Aileen's sound and style include Ayleen, Alleen, Aleen, Alen, Ailany.
What middle names pair well with Aileen?
Good middle-name fits for Aileen pair an opposite syllable rhythm: if Aileen is short, lean longer (e.g. classical or three-syllable middles); if Aileen is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Aileen?
Sibling names that pair naturally with Aileen share its rhythm without rhyming — Ayleen, Alleen, Aleen all sit comfortably alongside it on a shortlist.