Heffernan
Heffernan is a surname of Irish origin. It is an anglicized form of the Gaelic name Ó hIfearnáin, meaning "descendant of Ifearnáin". The personal name Ifearnáin itself is believed to derive from the Old Irish word "ifearn" which means "hell" or "inferno". The surname is most commonly found in the province of Munster in Ireland.
As with many surnames, variations in spelling can occur, including Heffernan, Heffernon, and Hiffernan. The Heffernan
Notable individuals with the surname Heffernan include various figures in politics, sports, arts, and academia, contributing