Last name Sitthikrai (Sitthikrai 
) , all over the world, is a very rare family name. The cognomen Sitthikrai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Sitthikrai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sitthikrai | Thailand |