Last name กรมาทิตย์สุข (กรมาทิตย์สุข 
) , in the world, is a very rare family name. The family name กรมาทิตย์สุข is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| กรมาทิตย์สุข | Thailand |