Girl name
Erin
As of 2025, Erin ranks #833 among American girls' names, according to Social Security records. 327 girls received the name that year. Popularity is fading: #521 five years ago, #833 now. SSA records for Erin go back to 1888; the peak came in 1983 at #18, with 14,836 babies named that year. Geographically, it's strongest in Connecticut, where it ranks #393 among girl names.
Rankings
2025 rank
#833
among girl names
Trend
Falling
last 5 years
All-time peak
#18
in 1983 (1980s)
Babies in 2025
327
girls named Erin
Erin popularity, 1880–2025
Where Erin is most popular
Share of girls born in 2025:lowhighno data (< 5 births)
Strongest states: Connecticut (#393), Arkansas (#489), Louisiana (#534)
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 Erin in the most recent year of SSA data.