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Surname Naughton (Naughton , 诺顿 , ノートン ) , throughout the world, is a common last name. The last name Naughton is habitual in Ireland, where it is quite a common surname, Isle of Man, and Australia, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in the United States, Ireland, and the United Kingdom. Much less frequently, Naughton is the forename as well as the last name.