Family name ใจวรรณ (ใจวรรณ 
) , worldwide, is a rare cognomen. The surname ใจวรรณ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, ใจวรรณ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ใจวรรณ | Thailand |