Family name Zhaa (Zhaa 
) , in the entire world, is a rare surname. The cognomen Zhaa is habitual in South-eastern Asia, particularly Indonesia, where it is a rare surname, Myanmar, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. In absolute terms, this name is the most popular in Indonesia, Myanmar, and India. Much less frequently, Zhaa is the forename as well as the last name.