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Around the world, ตงตง (Dongdong , ตงตง , Tongtoung) is quite a rare dominantly male, but infrequently feminine first name. The first name ตงตง is habitual in Hong Kong, where it is a rare gender-neutral name, South Korea, where it is a rare boy's name, and Singapore. Measured by absolute frequency, it is the most numerous in China, South Korea, and Philippines. Very seldom, ตงตง is the last name as well as the forename.