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Across the world, Thạch (Thach , Thạch , Тхать ) is quite a common principally male, but very infrequently girly first name. The first name Thạch is characteristic of Vietnam, where it is quite a rare predominantly male, but very seldom female name, Australia, where it is a rare unisex name, and the United States, where it is a rare principally boy's, but very infrequently female name. Not in comparison with a country's population, the name is most common in Vietnam, the United States, and China. Likewise, Thạch is the last name as well as the forename.
Thạch is also a name for the fictitious and mythical characters: .