Surname لانغ (Lang 
, لانغ) , all over the world, is a widespread cognomen. The cognomen لانغ is characteristic of Marshall Islands, where it is a common surname, Austria, and Germany (explore the name in all countries). Not in comparison with a country's population, it is commonest in China, Germany, and the United States. Much less frequently, لانغ is the forename as well as the last name.