All over the world, Theu (คุณ 
, Theu 
, Теу 
) is a rare unisex first name. The given name Theu is habitual in Thailand, where it is a rare gender-neutral name, Vietnam, where it is a rare mostly girly, but uncommonly masculine name, and the United States, where it is an extremely rare unisex name. Not in comparison with a country's population, this name is the most popular in Thailand, Vietnam, and India. Likewise, Theu is the last name as well as the forename.