Family name Адуан (Adwan 
, Адуан 
) , globally, is quite a rare last name. The surname Адуан is habitual in Western Asia, particularly Jordan, where it is quite a common surname, Lebanon, and Bahrain, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Western Asia, particularly Jordan, Syria, and Saudi Arabia. Much less frequently, Адуан is the forename as well as the last name.