Cognomen Давен (Davaine 
, Давен 
) , all around the world, is a rare last name. The surname Давен is characteristic of France, where it is quite a rare surname, Belgium, where it is a rare surname, and Australia, where it is a very rare surname. Measured by absolute frequency, the name is most common in France, the United States, and Belgium. Very seldom, Давен is the forename as well as the last name.