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Family name Rungchai (Rungchai
, รุ่งชัย, รุ่งใจ) , around the globe, is a rare cognomen. The last name Rungchai is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Also, Rungchai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rungchai | United States, Thailand |