Family name Chinkan (Chinkan 
) , all around the world, is a very rare last name. The family name Chinkan is habitual in Thailand, where it is a very rare surname, the United States, where it is an extremely rare surname, and India. More frequently, Chinkan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chinkan | Japan, India, United States, Thailand |