Surname จำเนียรสวัสดิ์ (จำเนียรสวัสดิ์, Jumneansawas 
, Chamniansawad 
) , all over the world, is a very rare cognomen. The surname จำเนียรสวัสดิ์ is habitual in Thailand, where it is a very rare surname, and Australia.
| VARIANT | COUNTRY |
|---|---|
| Chamniansawat, Jumneansawas | Thailand |
| Chamniansawad | Thailand, Australia |
Jumneansawat, and Jumnearsawat