Surname 哈文 (Harvin 
, Harwin , 哈文 
) , in the entire world, is quite a common last name. The surname 哈文 is characteristic of Nicaragua, where it is quite a common surname, Honduras, where it is quite a rare surname, and the United States, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in the United States, Nicaragua, and Indonesia. Likewise, 哈文 is the forename as well as the last name.