Girl Name · Irish Origin
Eileen
Eileen is a girl's name whose meaning is not firmly attested in the historical record. It is a girl's name of Irish origin, and in 2026 it sits in the Top 500 of US baby names.
Origin and meaning: English Wiktionary (CC BY-SA 4.0). Popularity: US Social Security Administration.
Eileen — a girl name from the Irish tradition — is familiar without being overly common. If Elowen is on your shortlist, Eileen belongs in the same conversation.
Eileen meaning, origin, and usage
Meaning: Eileen has a distinctive sound and evolving modern usage.
Origin: Irish naming roots help connect Eileen to related Irish baby names.
Pronunciation: Baby Name Studio pronounces Eileen as E·I·L·E·E·N, with 6 letters and a girl usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Eileen is familiar without being overly common in the Top 500 tier.
Eileen variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Eileena, Eileene, Eileeny, Eilee.
- Nicknames: Eil and E.
- Middle names: Pair Eileen with a middle name that balances its substantial sound; start with the Eileen middle name generator.
- Sibling names: Elowen, Ellen, Eilene, Elaine, Elaina — full picks on the sibling names for Eileen guide for a cohesive sibset.
- Similar names: Looking for names that sound like Eileen? Browse our names like Eileen guide for phonetic-neighbor picks.
- Explore more: use the Baby Name Explorer, name search, AI name generator, and Baby Name Studio homepage.
Compare Eileen side by side
Head-to-head breakdowns of meaning, popularity, pronunciation, and sibling fit.
Frequently asked about Eileen
What does the name Eileen mean?
Eileen has no single meaning that is firmly attested in the historical record. It is used as a girl name in US birth records, and parents usually choose it for its sound rather than a documented meaning.
What is the origin of Eileen?
Eileen originates in Irish naming tradition.
How do you pronounce Eileen?
Eileen has 6 letters and is most commonly stressed on the first syllable.
Is Eileen a boy's or girl's name?
Eileen is primarily used as a girl's name in US records.
How popular is Eileen in 2026?
In our 2026 popularity tracker, Eileen sits in the Top 500 tier — familiar without being overly common.
What names are similar to Eileen?
Names that share Eileen's sound and style include Elowen, Ellen, Eilene, Elaine, Elaina.
What middle names pair well with Eileen?
Good middle-name fits for Eileen pair an opposite syllable rhythm: if Eileen is short, lean longer (e.g. classical or three-syllable middles); if Eileen is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Eileen?
Sibling names that pair naturally with Eileen share its rhythm without rhyming — Elowen, Ellen, Eilene all sit comfortably alongside it on a shortlist.