Save Type Surname (from given name) Usage Irish Meaning & HistoryExpand Links Anglicized form of Irish Mac Mathghamhna meaning "son of Mathgamain". Related NamesDetails RootMathgamain (given name)VariantsMacMathan, Mac Mathghamhna, Ó Mathghamhna Categories animals, baby animals, fauna, game show hosts, history, McMahon wrestling family, nature, NFL players, Spy x Family characters