Mulcahy

//mʌlˈkæhiː// name

name ·Rare ·Advanced level

Definitions

Proper Noun
  1. 1
    A surname from Irish.

Etymology

Reduced Anglicized form of Irish Ó Maolchathaigh (“descendant of the devotee of (Saint) Cathach”), a byname from cathachyss (“warlike”).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.