Cognomen Haratani (Haratani 
) , worldwide, is a very rare surname. The surname Haratani is characteristic of the United States, where it is a very rare surname, Brazil, and Canada, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in the United States, Brazil, and China. More frequently, Haratani is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Haratani | Japan, China, United States, India, Brazil |