Last name Маккой (Mccoy 
, Maccoy 
, Маккой 
) , throughout the world, is a widespread cognomen. The last name Маккой is characteristic of Antigua and Barbuda, where it is quite a common surname, the United States, and Ireland (explore the name in all countries). In absolute terms, it most frequently occurs in the United States, the United Kingdom, and Canada. Much less frequently, Маккой is the forename as well as the last name.