Family name ช้าง (Chang 
, ช้าง) , in all the world, is a prevalent cognomen. The cognomen ช้าง is characteristic of Marshall Islands, where it is a widespread surname, Macao, and Taiwan, where it is a common surname (explore the name in all countries). In absolute terms, it is commonest in China, Taiwan, and the United States. Much less frequently, ช้าง is the forename as well as the last name.