Definition of harlan:
(n) :
A number of places in the United States:
(n) :
A male given name transferred from the surname or place name.
(n) :
A surname from Old English.
(n) :
A census-designated place in Allen County, Indiana.
(n) :
A city, the county seat of Shelby County, Iowa.
(n) :
A home rule city, the county seat of Harlan County, Kentucky.