Surname Uajariyakul (Uajariyakul 
) , all around the world, is a very rare family name. The family name Uajariyakul is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Uajariyakul | Thailand |
Siriorn, Ausanee, Supissara, Kaewkarn, and Suphachart