Surname Jayakul (Jayakul 
) , in the world, is a very rare cognomen. The last name Jayakul is habitual in Thailand, where it is a very rare surname, and India, where it is an extremely rare surname. Likewise, Jayakul is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jayakul | India, Thailand |