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Cognomen Grigg (Grigg
, 格里格, グリッグ) , throughout the world, is a common surname. The surname Grigg is habitual in Isle of Man, where it is quite a common surname, Australia, where it is quite a rare surname, and New Zealand. In absolute terms, it is the most numerous in the United States, the United Kingdom, and Australia. Much less frequently, Grigg is the forename as well as the last name.