Family name ยินชัย (Yinchai 
, ยินชัย ) , around the world, is a very rare surname. The surname ยินชัย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, ยินชัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yinchai | Italy, Malaysia, Thailand, United States, Brazil |
| ยินชัย | Thailand |