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Heffernan

Ó hIfearnáin

Descendant of Ifearnáin (demon)

IrishIreland

Caste / Clan

Tipperary

Spelling Variants

Heffernon

Related Surnames

O'Brien

Noble and strong

O'Sullivan

Dark-eyed

McCarthy

Loving person

O'Neill

Champion

Byrne

Raven

Doyle

Dark foreigner

Lynch

Mariner

Quinn

Wise