Family name هارلو (Harlow 
, Harlo 
, هارلو 
) , all around the world, is a common surname. The surname هارلو is characteristic of Saint Lucia, where it is quite a common surname, Reunion, and the United States, where it is quite a rare surname. Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and Canada. Very seldom, هارلو is the forename as well as the last name.