Cognomen Niyomka (Niyomka 
) , worldwide, is a very rare family name. The cognomen Niyomka is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Niyomka | Thailand |
Warut, Angsana, Panchuen, Poowadol, and Chompunuth