Family name Ζα (Zsa 
, Ζα) , all over the world, is a rare surname. The last name Ζα is habitual in Saudi Arabia, where it is a rare surname, Indonesia, where it is a very rare surname, and Malaysia. Measured by absolute frequency, this name is the most popular in Indonesia, Saudi Arabia, and Mexico. More frequently, Ζα is the forename as well as the last name.