Cognomen والكن (Walken 
, والكن) , across the world, is a rare family name. The family name والكن is habitual in the United States, where it is a very rare surname, Australia, and Nicaragua. Not in comparison with a country's population, the name is most common in the United States, the United Kingdom, and France. Very seldom, والكن is the forename as well as the last name.