Cognomen Nathungkham (Nathungkham 
) , in the entire world, is a very rare family name. The last name Nathungkham is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Nathungkham | Thailand |
Rawipa, Natdhanai, Panitapicha, Thanapong, and Chalermkwan