Last name ชัยยะกุล (ชัยยะกุล 
) , around the world, is an extremely rare family name. The cognomen ชัยยะกุล is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Also, ชัยยะกุล is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ชัยยะกุล | Thailand |