Cognomen จ้าว (Chao 
, Jhao 
, จ้าว) , in all the world, is a widespread family name. The surname จ้าว is characteristic of Macao, where it is a widespread surname, Cayman Islands, where it is quite a common surname, and Taiwan (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in China, Taiwan, and the United States. Likewise, จ้าว is the forename as well as the last name.