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Cognomen Gretzky (Gretzky
, גרצקי
, Грецки
) , in all the world, is a very rare last name. The cognomen Gretzky is habitual in Israel, where it is a very rare surname, New Zealand, and Canada. Not in comparison with a country's population, this name is the most popular in the United States, Canada, and Israel. Much less frequently, Gretzky is the forename as well as the last name.