Last name チャオ (Chao 
, Zhao , Chiao ) , around the world, is a prevalent cognomen. The surname チャオ is habitual in Macao, where it is a widespread surname, Cayman Islands, and China (explore the name in all countries). Not in comparison with a country's population, it is commonest in China, the United States, and Taiwan. Much less frequently, チャオ is the forename as well as the last name.