McDonough Surname Meaning & Coat of Arms

A coat of arms belongs to a particular family line rather than to everyone named McDonough, so the heraldry linked to McDonagh is a starting point, not an automatic right.

Meaning of the name

McDonough is best understood alongside McDonagh: both are Irish spellings of a single family name. Its meaning, shared with McDonagh, is “Son of Donnchadh ("brown warrior")”.

A variant of McDonagh

Before spelling was fixed, McDonagh was also written McDonough. Related forms: MacDonagh and Donogh.

For the full story, order the McDonough surname pack.