In all the world, แจ้งตระกูล (แจ้งตระกูล, Jangtrakul 
, Jangtrakool 
) is an extremely rare unknown gender first name. Much more prevalently, แจ้งตระกูล is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Jangtrakoon, Jangtrakul | Thailand |
| Jangtrakool | Thailand, United States |