Last name Харни (Harney 
, Харни 
) , across the world, is a common surname. The family name Харни is habitual in Ireland, where it is quite a common surname, Kenya, where it is quite a rare surname, and Australia. Not in comparison with a country's population, it most frequently occurs in the United States, Kenya, and Ireland. Much less frequently, Харни is the forename as well as the last name.