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Surname Siwalai (ศิวาลัย , Siwalai
, สิวาลัย
) , throughout the world, is a rare cognomen. The surname Siwalai is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. More frequently, Siwalai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ศิวาลัย, สิวาลัย | Thailand |
| Siwalai | United States, Thailand |