Last name ダンカン (Duncan 
, Dankan 
, ダンカン 
) , in the world, is a widespread family name. The cognomen ダンカン is characteristic of Latin America and the Caribbean, particularly Grenada, where it is a common surname, Saint Vincent and the Grenadines, and Jamaica (explore the name in all countries). Not in comparison with a country's population, the name is most common in the United States, the United Kingdom, and Australia. Likewise, ダンカン is the forename as well as the last name.