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Family name Prajug (Prajug
) , in the world, is an extremely rare surname. Much more frequently, Prajug is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Prajug | India, Thailand |
Sonnak, Ponyut, Chupang, Jermjun, Runeklinjan, Thepsuri, Chaiyapat, and Sainumkhieo