# Lonergan

> English word · Proper noun · frequency rank #56,252

## Definitions
1. A surname from Irish.

## Etymology
Reduced Anglicized form of Irish Ó Longargáin (“descendant of Longargán”), a personal name based on lonn (“strong”) + garg (“fierce”) + -án.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/lonergan