Surname หว่อ (Wo 
, Swun 
, หว่อ) , in the entire world, is a common cognomen. The surname หว่อ is habitual in Hong Kong, where it is quite a common surname, Macao, and Malaysia, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in China, Indonesia, and Hong Kong. Likewise, หว่อ is the forename as well as the last name.