Family name Chitcharus (Chitcharus 
) , all around the world, is a very rare surname. The cognomen Chitcharus is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chitcharus | Thailand |
Manop, Thaniya, Saowalux, Noppadol, and Nuanlahong