Cognomen Hirunruang (Hirunruang 
) , all around the world, is a very rare family name. The cognomen Hirunruang is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
Ketrat, Sivarit, Sudayurat, Jantiya, Nittiya, Pimpetchara, Sasipawan, Grisanawan, and Nungrutai