Surname นราธรสวัสดิกุล (นราธรสวัสดิกุล 
, Narathonsawadikul , Narathornsawatdikun ) , in all the world, is a rare last name. The family name นราธรสวัสดิกุล is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Narathonsawasdikul, นราธรสวัสดิกุล, Narathonsawadikul, Narathornsawatdikun | Thailand |
Narathonsawasdukul, Narathonsawatdikul, and Naratornsawaddikul