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Cognomen Kayne (Kayne , 凯恩 , كاين ) , globally, is quite a rare family name. The surname Kayne is characteristic of Isle of Man, where it is quite a rare surname, New Zealand, where it is a rare surname, and Morocco. Not in comparison with a country's population, the name is most common in the United States, China, and Indonesia. Likewise, Kayne is the forename as well as the last name.