Surname ศรีวลัย (Siwalai 
, ศรีวลัย , Srivalai ) , in all the world, is a rare last name. The family name ศรีวลัย is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Also, ศรีวลัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Siwalai | United States, Thailand |
| Srivalai, ศรีวลัย | Thailand |