Eileen
Meaning
“Anglicized form of Irish Eibhlín, also sometimes treated as an Irish equivalent of Helen; not an Evelyn-derived 'light' name”
Famously borne by Eileen Chang, whose school name was rendered in Chinese as Ailing. Famously borne by Olympic freeskier Eileen Gu, known in China as Gu Ailing.
The story
Eileen is the English spelling of Irish Eibhlín. Scholars also sometimes treat it as an Irish equivalent of Helen, but the once-common claim that it is an Irish form of Evelyn meaning light is not supported. The name moved beyond Ireland near the end of the nineteenth century and became a familiar English-language choice, helped by the related spelling Aileen. Its American curve is strongest from the 1920s through the 1950s, softens in the later twentieth century, and shows a small modern floor rather than disappearing. The 1982 song Come On Eileen arrived after the main naming era, giving an already established name a new pop-cultural echo. Irish writers and families supplied the deeper continuity. Eileen's story is therefore about anglicization and use, not a polished light translation: an Irish form carried into a wider English-speaking world.
Eileen in song
Come On Eileen
Dexys Midnight Runners (1982)
Fiddles, overalls, and a tempo that keeps accelerating, a number one on both sides of the Atlantic that still empties chairs at weddings.
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Eileen peaked in the 1920s and the 1950s in nearly equal measure.
See popularity in Brazil
Popularity in Brazil
114 people · the #37,641 first name in Brazil · about 1 in 1,000,000 · median age 24
Among people named Eileen living in Brazil at the 2022 census, more were born in the 2000s than in any other decade.
Source: IBGE, Censo Demográfico 2022
When you meet Eileen
People given the name Eileen in the United States span the generations: the middle half were born anywhere from 1940 to 1989. Age is the one thing the name won't tell you.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
The Eileen deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Eileen truly comes from, how it traveled, and what a century of records reveals. If you have grown a tree on nametree, it also considers how Eileen fits with your family’s names and surname.
Where Eileen travels
Irish American · A beloved mid-century classic in Irish American families.
Keep exploring
Irish American baby names · Pen names and the names writers chose · Names of sports stars
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