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Family name Kulda (กุลดา , Kulda , Кулда ) , all over the world, is a rare surname. The surname Kulda is habitual in Czechia, where it is quite a rare surname, Latvia, and Poland, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Czechia, Poland, and Thailand. Also, Kulda is the forename as well as the last name.