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2025 data, released 8 May 2026

2025 data, released 8 May 2026

Ileen

Ileen was not among the names given to 5 or more girls in 2025. Its best year was 1925, when it ranked 1069th; the most babies were born in 1924 (51). More babies were named Ileen in the 1920s than in any other decade.

Meaning Not yet researched how we research meanings

Rank in 2025
Not rankedgirls
Babies in 2025
0girls
Girls and boys
Almost always a girl’s name2021–2025
Peak year
192451 babies
Total since 1880
2,152babies recorded

Ileen popularity since 1880

0255075100 1900192019401960198020002020
Girls Babies per year, US, from Social Security records. Years with fewer than 5 babies show as zero.
YearRank (girls)Babies (girls)
2025——
2020——
2010#5,01828
2000#4,33228
1990#8,09710
1980#8,4667
1970#4,33113
1960#2,84819
1950#1,80428
1940#1,76621
1930#1,38531
1920#1,20141
1910——
1900#2,0575
1890——
1880——

How popular is Ileen, counting every spelling?

Ileen is a spelling of Ilynn, a name family that had 26 girls in 2025 across its spellings. Together these spellings went to 26 girls in 2025.

SpellingBabies 2025Official rankBabies 2021–2025
Ilynn18#6,41067

Spellings count together when they sound the same in American English and are used for the same sex; nicknames and forms that sound different (such as Theo and Theodore) are kept apart. How we group spellings.

How old are people named Ileen?

About 1,100 people born in the US named Ileen are alive today, with a median age of 45; half are between 21 and 72. That makes Ileen mostly worn by adults in their thirties to fifties. The wide spread shows a name popular in two different eras.

0–910–1920–2930–3940–4950–5960–6970–7980–8990+
Estimated people alive in the US with the name, by age, mid-2026. The darker bar holds the median age.

Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.

Ileen by state

How common Ileen was among girls born in each state in 1922–1926, around its peak. In 43 states fewer than five girls a year got the name, too few for SSA to publish, so those states show as zero.

Alaska: fewer than 5 a yearAK–Maine: fewer than 5 a yearME–Wisconsin: fewer than 5 a yearWI–Vermont: fewer than 5 a yearVT–New Hampshire: fewer than 5 a yearNH–Washington: fewer than 5 a yearWA–Idaho: fewer than 5 a yearID–Montana: fewer than 5 a yearMT–North Dakota: fewer than 5 a yearND–Minnesota: 0.07 per 1,000 babiesMN0.07Illinois: 0.02 per 1,000 babiesIL0.02Michigan: 0.08 per 1,000 babiesMI0.08New York: 0.01 per 1,000 babiesNY0.01Massachusetts: fewer than 5 a yearMA–Oregon: fewer than 5 a yearOR–Nevada: fewer than 5 a yearNV–Wyoming: fewer than 5 a yearWY–South Dakota: fewer than 5 a yearSD–Iowa: 0.07 per 1,000 babiesIA0.07Indiana: fewer than 5 a yearIN–Ohio: 0.02 per 1,000 babiesOH0.02Pennsylvania: fewer than 5 a yearPA–New Jersey: fewer than 5 a yearNJ–Connecticut: fewer than 5 a yearCT–Rhode Island: fewer than 5 a yearRI–California: 0.04 per 1,000 babiesCA0.04Utah: fewer than 5 a yearUT–Colorado: fewer than 5 a yearCO–Nebraska: fewer than 5 a yearNE–Missouri: 0.04 per 1,000 babiesMO0.04Kentucky: fewer than 5 a yearKY–West Virginia: fewer than 5 a yearWV–Virginia: fewer than 5 a yearVA–Maryland: fewer than 5 a yearMD–Delaware: fewer than 5 a yearDE–Arizona: fewer than 5 a yearAZ–New Mexico: fewer than 5 a yearNM–Kansas: fewer than 5 a yearKS–Arkansas: fewer than 5 a yearAR–Tennessee: fewer than 5 a yearTN–North Carolina: fewer than 5 a yearNC–South Carolina: fewer than 5 a yearSC–District of Columbia: fewer than 5 a yearDC–Oklahoma: fewer than 5 a yearOK–Louisiana: fewer than 5 a yearLA–Mississippi: fewer than 5 a yearMS–Alabama: fewer than 5 a yearAL–Georgia: fewer than 5 a yearGA–Hawaii: fewer than 5 a yearHI–Texas: fewer than 5 a yearTX–Florida: fewer than 5 a yearFL–
Babies per 1,000 of the same sex, Ileen, girls, 1922–1926. Darker means more common.

Names with a similar history

These names rose and fell in step with Ileen: their share of US girls followed the most similar curve since 1880. If you like Ileen, they share its era and feel.

Questions about the name Ileen

How popular is the name Ileen?

Ileen was not among the names given to 5 or more girls in 2025. Its best year was 1925, when it ranked 1069th; the most babies were born in 1924 (51). More babies were named Ileen in the 1920s than in any other decade.

Is Ileen a boy or girl name?

In 2021–2025, almost always a girl’s name given the name Ileen in the US.

Where was Ileen most popular?

In 1922–1926, Ileen was most common in Michigan (0.08 per 1,000 girls), followed by Iowa and Minnesota.