Cognomen ดันน์ (Dan 
, ดันน์ 
) , in all the world, is a widespread last name. The surname ดันน์ is characteristic of Romania, where it is a common surname, U.S. Virgin Islands, and Israel (explore the name in all countries). In absolute terms, it is commonest in China, India, and Romania. Likewise, ดันน์ is the forename as well as the last name.