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Girl name

Aileen

Aileen holds the #799 spot on the 2025 list of the most popular girl names in the U.S. That amounts to 340 newborn girls in a single year. The name has been cooling off, slipping from #696 in 2020 to #799 today. Its strongest year on record was 1926 (#289 nationally, 534 newborns), in a data series reaching back to 1880. The name's biggest fan base is in California (#381 there in 2025).

Rankings

2025 rank
#799
among girl names
Trend
Falling
last 5 years
All-time peak
#289
in 1926 (1920s)
Babies in 2025
340
girls named Aileen

Aileen popularity, 1880–2025

0.012%0.024%0.036%0.049%18801900192019401960198020002020#289 in 1926
Girls — share of U.S. female birthsSource: SSA, 1880–2025◆ peak 1926

Where Aileen is most popular

Alaska: fewer than 5 girls named Aileen in 2025AK—Maine: fewer than 5 girls named Aileen in 2025ME—Vermont: fewer than 5 girls named Aileen in 2025VT—New Hampshire: fewer than 5 girls named Aileen in 2025NH—Washington: #1046 (5 girls, 0.02% of girls born 2025)WA#1046Idaho: fewer than 5 girls named Aileen in 2025ID—Montana: fewer than 5 girls named Aileen in 2025MT—North Dakota: fewer than 5 girls named Aileen in 2025ND—Minnesota: fewer than 5 girls named Aileen in 2025MN—Wisconsin: fewer than 5 girls named Aileen in 2025WI—Michigan: #1210 (5 girls, 0.01% of girls born 2025)MI#1210New York: #859 (18 girls, 0.02% of girls born 2025)NY#859Massachusetts: #873 (5 girls, 0.02% of girls born 2025)MA#873Rhode Island: fewer than 5 girls named Aileen in 2025RI—Oregon: fewer than 5 girls named Aileen in 2025OR—Nevada: fewer than 5 girls named Aileen in 2025NV—Wyoming: fewer than 5 girls named Aileen in 2025WY—South Dakota: fewer than 5 girls named Aileen in 2025SD—Iowa: fewer than 5 girls named Aileen in 2025IA—Illinois: #667 (14 girls, 0.03% of girls born 2025)IL#667Indiana: #916 (6 girls, 0.02% of girls born 2025)IN#916Ohio: fewer than 5 girls named Aileen in 2025OH—Pennsylvania: fewer than 5 girls named Aileen in 2025PA—New Jersey: #939 (7 girls, 0.02% of girls born 2025)NJ#939Connecticut: fewer than 5 girls named Aileen in 2025CT—California: #381 (86 girls, 0.05% of girls born 2025)CA#381Utah: fewer than 5 girls named Aileen in 2025UT—Colorado: fewer than 5 girls named Aileen in 2025CO—Nebraska: fewer than 5 girls named Aileen in 2025NE—Missouri: fewer than 5 girls named Aileen in 2025MO—Kentucky: fewer than 5 girls named Aileen in 2025KY—West Virginia: fewer than 5 girls named Aileen in 2025WV—Virginia: #936 (7 girls, 0.02% of girls born 2025)VA#936Maryland: #840 (5 girls, 0.03% of girls born 2025)MD#840Delaware: fewer than 5 girls named Aileen in 2025DE—Arizona: #632 (10 girls, 0.04% of girls born 2025)AZ#632New Mexico: fewer than 5 girls named Aileen in 2025NM—Kansas: fewer than 5 girls named Aileen in 2025KS—Arkansas: #555 (5 girls, 0.05% of girls born 2025)AR#555Tennessee: fewer than 5 girls named Aileen in 2025TN—North Carolina: #1057 (8 girls, 0.02% of girls born 2025)NC#1057South Carolina: fewer than 5 girls named Aileen in 2025SC—District of Columbia: fewer than 5 girls named Aileen in 2025DC—Oklahoma: #697 (5 girls, 0.03% of girls born 2025)OK#697Louisiana: fewer than 5 girls named Aileen in 2025LA—Mississippi: fewer than 5 girls named Aileen in 2025MS—Alabama: fewer than 5 girls named Aileen in 2025AL—Georgia: #1075 (8 girls, 0.02% of girls born 2025)GA#1075Hawaii: fewer than 5 girls named Aileen in 2025HI—Texas: #402 (83 girls, 0.05% of girls born 2025)TX#402Florida: #1325 (10 girls, 0.01% of girls born 2025)FL#1325
Share of girls born in 2025:lowhighno data (< 5 births)
Strongest states: California (#381), Texas (#402), Arkansas (#555)

Uniqueness score

48/ 100Balanced
everywhereone of a kind

Well known, but far from crowded — the middle of the field. Based on how many babies per birth were named Aileen in the most recent year of SSA data.

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