Surname ยวนใจ (ยวนใจ 
) , around the globe, is a rare family name. The surname ยวนใจ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. More prevalently, ยวนใจ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ยวนใจ | Thailand |