Last name هاركين (Harkin 
, Harken 
, هاركين) , worldwide, is quite a common family name. The cognomen هاركين is characteristic of Ireland, where it is quite a common surname, the United Kingdom, where it is quite a rare surname, and Australia. In absolute terms, it is commonest in the United Kingdom, the United States, and Ireland. Very seldom, هاركين is the forename as well as the last name.