Etymograph

English

Finnegan

Finnegan comes from Irish Ó Fionnagáin ‘descendant of Fionnagán’.

  1. Irishc. 1200–presentÓ Fionnagáin‘descendant of Fionnagán’
  2. EnglishtodayFinnegan

attested reconstructed ? uncertain or disputed

Lineage

  1. Irishc. 1200–presentÓ Fionnagáin‘descendant of Fionnagán’
  2. EnglishtodayFinnegan

The story

Fionnagán is a given name that descends from Old Irish Finnacán, which is typically anglicised as Finnegan itself.

Today it means

name A surname from Irish.

Language periods are conventional ranges, not dates for this word.

Etymograph / Irish Ó Fionnagáin / Finnegan