The story
- Irish · derived fromÓ hIarfhlatha“descendant of Iarfhlaith”
- English todayHerlihy
Reduced Anglicized form of Irish Ó hIarfhlatha (“descendant of Iarfhlaith”), a personal name composed of the elements iarthar (“west”) + flaith (“lord”).
Etymology from Wiktionary, CC BY-SA 4.0.