Family name Kruathes (Kruathes 
) , in all the world, is an extremely rare cognomen. The cognomen Kruathes is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kruathes | Thailand |
Salinwan, Jintakarn, Jittichai, and Tanutchapan