Cognomen Wangkloomklang (Wangkloomklang 
) , globally, is a very rare family name. The cognomen Wangkloomklang is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wangkloomklang | Thailand |
Saisiri, Chonlagorn, and Rattanaporn