Cognomen ห่าว (Hao 
, ห่าว) , around the globe, is a widespread last name. The family name ห่าว is characteristic of Malaysia, where it is a common surname, Macao, where it is quite a common surname, and Cayman Islands (explore the name in all countries). In absolute terms, the name is most common in China, Malaysia, and Vietnam. Much less frequently, ห่าว is the forename as well as the last name.