Last name マクミラン (Macmillan 
, Mcmillan , マクミラン 
) , across the world, is a common cognomen. The surname マクミラン is habitual in New Zealand, where it is quite a common surname, Jersey, and Guernsey (explore the name in all countries). In absolute terms, it is commonest in the United States, the United Kingdom, and Canada. Very seldom, マクミラン is the forename as well as the last name.