Last name Хармон (Harmon 
, Хармон 
) , all over the world, is a common surname. The cognomen Хармон is characteristic of Guam, where it is quite a common surname, Liberia, and the United States (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in the United States, Liberia, and Canada. Much less frequently, Хармон is the forename as well as the last name.