Across the world, Antao (安涛 
, Antao 
, Antão 
) is quite a common predominantly masculine, but very infrequently female given name. The forename Antao is habitual in Brazil, where it is quite a rare masculine name, Portugal, where it is a rare masculine name, and China, where it is a rare primarily masculine, but scarcely feminine name. Measured by absolute frequency, it is the most numerous in China, Brazil, and Philippines. Also, Antao is the last name as well as the forename.