Across the world, วัยกูล (วัยกูล 
) is a very rare male given name. The first name วัยกูล is habitual in South-eastern Asia, particularly Thailand, where it is a very rare male name. Also, วัยกูล is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| วัยกูล | Thailand |