Cognomen Jyin (Jyin 
) , in the world, is a rare family name. The family name Jyin is habitual in Myanmar, where it is a very rare surname, India, where it is an extremely rare surname, and China. Likewise, Jyin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jyin | India, China, Myanmar, Malaysia |