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Cognomen Tighe (タイ , Tighe , Тай ) , all over the world, is a common surname. The cognomen Tighe is characteristic of Ireland, where it is quite a common surname, Australia, where it is quite a rare surname, and the United Kingdom. Measured by absolute frequency, it most frequently occurs in the United States, the United Kingdom, and Japan. Much less frequently, Tighe is the forename as well as the last name.