Last name 烏恩 (Houin 
, 烏恩) , worldwide, is a rare cognomen. The last name 烏恩 is characteristic of France, where it is a rare surname, Belgium, where it is a very rare surname, and the United States. In absolute terms, the name is most common in France, the United States, and Japan. Very seldom, 烏恩 is the forename as well as the last name.