Family name Чин (Chin 
, Unsuk 
, Чин 
) , globally, is a widespread cognomen. The surname Чин is characteristic of South-eastern Asia, particularly Malaysia, where it is a widespread surname, Brunei, where it is a common surname, and Singapore (explore the name in all countries). In absolute terms, it most frequently occurs in Malaysia, the United States, and Myanmar. Much less frequently, Чин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chin | Indonesia, United States, Malaysia, Singapore, Myanmar |
| Unsuk | South Korea, Canada, China, United States, Thailand |
| Чин | Ukraine, Kyrgyzstan, Russia, Kazakhstan |
| Čin | Myanmar |