Last name ミドルトン (Middleton 
, ミドルトン, Myddelton ) , worldwide, is a common cognomen. The last name ミドルトン is characteristic of Belize, where it is a common surname, British Virgin Islands, where it is quite a common surname, and Isle of Man (explore the name in all countries). In absolute terms, this name is the most popular in the United States, the United Kingdom, and Australia.