Cognomen تانغ (Tang 
, تانغ) , around the world, is a prevalent surname. The cognomen تانغ is habitual in Hong Kong, where it is a prevalent surname, Cayman Islands, where it is a widespread surname, and Macao (explore the name in all countries). Measured by absolute frequency, it is commonest in China, Hong Kong, and Malaysia. Much less frequently, تانغ is the forename as well as the last name.