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Cognomen Sangjan (แสงจันทร์ , Sangjan
) , in the world, is a common family name. The family name Sangjan is habitual in South-eastern Asia, particularly Thailand, where it is quite a common surname, and Laos, where it is quite a rare surname. Likewise, Sangjan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| แสงจันทร์ | Thailand |
| Sangjan | Laos, India, Hungary, United States, Thailand |