Family name Karuntarat (Karuntarat 
) , around the world, is an extremely rare surname. Much more prevalently, Karuntarat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Karuntarat | United States, Thailand |
Phunfung, Iamopas, Sukbunsang, Komtongkaew, Sukuntasevee, Teeravirote, Treeyasorasai, Sukpramoon, and Vithayaromp