Ailleen

Girl name

Ailleen has been given to 21 babies in the U.S. since 1918. It peaked in 1925.

Popularity over time births per year, 1880–2025

Hover or tap the chart to read any year.

Total babies

Peak year

1925 (6 babies)

Rank in 2025

Below top 1000

First recorded

1918

10-year trend

New / returning

Gender split

All girls

Names one letter away from Ailleen — alternate spellings parents actually use.

37,642 babies since 1880

Same primary gender, peaked around the same years, and roughly as common as Ailleen.

21 babies since 1880

21 babies since 1897

21 babies since 1909

21 babies since 1912

21 babies since 1913

21 babies since 1913

21 babies since 1914

21 babies since 1914

How popular is the name Ailleen?

Ailleen has been given to 21 babies in the U.S. since 1918. It ranked below the top 1000 in 2025.

When did the name Ailleen peak?

Ailleen peaked in 1925, when 6 babies were given the name.

Is Ailleen a girl or boy name?

Ailleen is primarily a girl name (100% of babies named Ailleen are girls).

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