Cognomen チャウ (Chau 
, Châu 
, Pakho 
) , across the world, is a widespread surname. The surname チャウ is habitual in Hong Kong, where it is a common surname, Macao, and Bermuda (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in Vietnam, Hong Kong, and India. Also, チャウ is the forename as well as the last name.