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Family name Roongdao (Roongdao ) , in the world, is an extremely rare surname. Much more prevalently, Roongdao is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Roongdao | Thailand |
Phuntujesadakorn, Jarupoom, Sirisathienkul, and Sirisathiankul