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Cognomen Quail (Quail , 奎尔 , Quaille ) , around the world, is quite a rare family name. The cognomen Quail is characteristic of Ireland, where it is quite a rare surname, the United Kingdom, where it is a rare surname, and Australia. Not in comparison with a country's population, the name is most common in the United States, the United Kingdom, and Canada. Much less frequently, Quail is the forename as well as the last name.