# Costigan

> English word · Proper noun · frequency rank #65,796

## Definitions
1. A surname from Irish.

## Etymology
Anglicized form of Irish Mac Oistigín (“son of Oistigín”), probably a Gaelicized form of the personal name Hodgkin.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/costigan