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Cognomen Rungjumrus (Rungjumrus ) , all over the world, is a very rare last name. The last name Rungjumrus is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rungjumrus | Thailand |
Wilai, Supachai, Thanaporn, and Warongporn