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In the entire world, Ratanasaeng (Ratanasaeng ) is an extremely rare unknown gender forename. Much more prevalently, Ratanasaeng is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ratanasaeng | Thailand |
Pen, Supamit, Thanakrit, Sitthichai, Kotchaphan, and Pornchanok