Cognomen アウ (Au 
, Aw , アウ 
) , globally, is a widespread family name. The last name アウ is habitual in Hong Kong, where it is a common surname, Bermuda, and British Virgin Islands (explore the name in all countries). Measured by absolute frequency, it is commonest in Hong Kong, Myanmar, and Indonesia. Likewise, アウ is the forename as well as the last name.