Last name 哈丹 (Haddan 
, 哈丹 
) , in the world, is a rare surname. The cognomen 哈丹 is habitual in Morocco, where it is quite a rare surname, Armenia, where it is a rare surname, and the United States, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Morocco, the United States, and France. Much less frequently, 哈丹 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Haddan | United States, Malaysia, India, France, Morocco |
| 哈丹 | China |