ninan.org

Erin

Girls' name · Late 20th-century

Living in the US
~314,500 survival-weighted estimate
2025 rank
#833 among girls
Births in 2025
349 326,053 since 1880
Typical age
40 years, median

Erin popularity over time

Erin rank by birth year, 1888–2025Erin ranked #1,276 in 1888 and #833 in 2025. Its best rank in the period was #18, in 1983.#100#1,000#833best #18 in 198318901920195019802010
Rank among US baby names by birth year, 1888–2025. Lower is more popular; the scale is logarithmic so the top of the chart is not compressed.

More children were named Erin in 1983 than in any other year — 15,050 of them. It first clears the SSA reporting threshold in 1888. Erin has spent 34 years inside the national top 100.

In 2025 it ranked #833 with 349 births. Compared with 2015, births are down 66%. Year on year the rank dropped by 35.

Babies named Erin per yearPeaks at 15,050 births in 1983.15,050 in 1983018901920195019802010
Recorded US births by year. The peak is labelled; the axis starts at zero.

How many people are named Erin?

About 314,500 people named Erin are alive in the United States today. That is out of 326,053 recorded births since 1880.

This is a survival-weighted estimate, not a headcount: every recorded birth year is multiplied by the chance someone born that year is still alive, using the SSA period life table. How the estimate works.

How old is the average Erin?

Median age among living Erins: 40. The 1980s produced the largest surviving cohort. By the site’s era rules that makes Erin a late 20th-century name.

Your Erin

Ages of living people named ErinHalf of living Erins are older than 40 and half younger.median 40020406080100
Estimated living bearers by age today. Each bar is a birth year, weighted by the chance someone born then is still alive.

Where Erin is most common

Erin is 1.9× as common in Mississippi as it is nationally. South Carolina, Georgia and Louisiana follow.

Where Erin is used more than average5 states use the name Erin more than the national average.Alaska: not over-representedAKMaine: not over-representedMEVermont: not over-representedVTNew Hampshire: not over-representedNHWashington: not over-representedWAIdaho: not over-representedIDMontana: not over-representedMTNorth Dakota: not over-representedNDMinnesota: not over-representedMNIllinois: not over-representedILWisconsin: not over-representedWIMichigan: not over-representedMINew York: not over-representedNYOregon: not over-representedORNevada: not over-representedNVWyoming: not over-representedWYSouth Dakota: not over-representedSDIowa: not over-representedIAIndiana: not over-representedINOhio: not over-representedOHPennsylvania: not over-representedPANew Jersey: not over-representedNJConnecticut: 1.5× the national rateCTRhode Island: not over-representedRICalifornia: not over-representedCAUtah: not over-representedUTColorado: not over-representedCONebraska: not over-representedNEMissouri: not over-representedMOKentucky: not over-representedKYWest Virginia: not over-representedWVVirginia: not over-representedVAMaryland: not over-representedMDDelaware: not over-representedDEMassachusetts: not over-representedMAArizona: not over-representedAZNew Mexico: not over-representedNMKansas: not over-representedKSArkansas: not over-representedARTennessee: not over-representedTNNorth Carolina: not over-representedNCSouth Carolina: 1.8× the national rateSCDistrict of Columbia: not over-representedDCOklahoma: not over-representedOKLouisiana: 1.6× the national rateLAMississippi: 1.9× the national rateMSAlabama: not over-representedALGeorgia: 1.7× the national rateGAHawaii: not over-representedHITexas: not over-representedTXFlorida: not over-representedFL
Same as national3× or more
Location quotient, 2016–2025. Shaded states use the name more than the country does, relative to their own births. Exact figures are in the table below.
States where Erin is over-represented, 2016–2025. The location quotient compares the state's share of the name with the national share.
StateBirthsvs national rate
Mississippi 76 1.9×
South Carolina 126 1.8×
Georgia 295 1.7×
Louisiana 116 1.6×
Connecticut 68 1.5×

Erin in England and Wales

ONS recorded 633 births named Erin in 2025, ranking it #72. That is 26% lower than five years earlier.

Contains public sector information licensed under the Open Government Licence v3.0. Counts below three are suppressed by ONS.

Where the name Erin comes from

Anglicisation of Irish Éirinn.

Etymology summarised from Wiktionary, CC BY-SA 4.0. Wiktionary entry.

Notable people named Erin

Ordered by how many Wikipedia language editions have an article about them — a measure of reach, not of importance.
NameKnown forYearsEditions
Erin Brockovich American environmental activist 1960 43
Erin Moriarty American actress 1994 36
Erin Heatherton American model, actress, and entrepreneur 1989 30
Erin Kellyman British actress 1998 27
Erin Moran American actress 1960–2017 26
Erin Sanders American actress 1991 25
Erin Gray American model, talent agent, and actress 1950 24
Erin Daniels American actress 1973 24
Photo credits (6)

The sharpest rise. Births under this name jumped from 326 in 1956 to 1,052 in 1957 — 3.2 times over in a single year.

Birth records contain the rise and nothing about its cause. This site does not supply one.

People and dates from Wikidata (CC0), limited to those with an English Wikipedia article who are known by this name as their first name.

Names similar to Erin

Matched by sound and spelling inside this dataset, then ordered by total recorded births. This is not a claim about shared etymology.

Related pages

Get this data

Every number on this page is available as JSON: /api/name/erin.json. Free to use with attribution (CC BY 4.0).