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Cognomen Ruland (Ruland , رولاند , 鲁兰 ) , in all the world, is quite a rare surname. The cognomen Ruland is characteristic of Germany, where it is quite a rare surname, Belgium, where it is a rare surname, and Bahrain. In absolute terms, it is the most numerous in Germany, the United States, and Indonesia. Much less frequently, Ruland is the forename as well as the last name.