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Surname Gaine (Gaine
, Gegna
, Гаин
) , globally, is quite a rare cognomen. The last name Gaine is characteristic of Ireland, where it is quite a rare surname, France, where it is a rare surname, and Bangladesh. Not in comparison with a country's population, it is commonest in India, Bangladesh, and France. Much less frequently, Gaine is the forename as well as the last name.