Family name Міддлтон (Middleton 
, Міддлтон 
) , in the world, is a common cognomen. The last name Міддлтон 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). Not in comparison with a country's population, the name is most common in the United States, the United Kingdom, and Australia.