Erin
/ˈɛɹ.ɪn/
Erin comes from the Irish Éirinn, the dative case of Éire, the Irish name for Ireland. The word derives from Old Irish *Iweriu, possibly connected to Proto-Celtic roots meaning “fat land” or “abundant land.”
Using Erin as a personal name began in the Irish diaspora in the United States during the 19th and early 20th centuries, as a way of honouring Irish heritage. The phrase Erin go Bragh (“Ireland forever”) cemented the name’s patriotic associations.
Erin ranked No. 797 in 2024 with 352 births. It peaked at No. 18 in 1983 with 14,837 births — a top-20 name at its height, now well past its peak era.
What the name Erin means
Lawyer and activist Erin Brockovich, whose story was depicted in the 2000 film starring Julia Roberts, is among the most prominent current bearers. Environmental journalist Erin Burnett also carries the name.
Two syllables — EH-rin — are crisp and unambiguous. The name has a clean, no-frills character that suited the early-1980s preference for simple, strong feminine names.
Today’s parents encounter Erin as a classic that avoids trendiness. Its Irish identity gives it cultural grounding, and its top-20 peak means it remains widely recognised.
Related Irish-heritage names used in similar contexts include Shannon, Colleen, Bridget, and Siobhan. All carry the same diaspora-patriotism naming tradition.
US popularity over time
Numerology and symbolism
Based on Pythagorean numerology — a traditional system linking name letters to numbers. Presented for cultural interest.
Famous people named Erin
Erin - similar names
Not seeing what you want? Browse all names by origin or popularity