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Worldwide, Sangwanwong (Sangwanwong
, สังวาลวงศ์
, สังวาลวงษ์
) is an extremely rare unknown gender first name. Much more frequently, Sangwanwong is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sangwanwong | Thailand, United States |
| สังวาลวงษ์, สังวาลวงศ์ | Thailand |