Surname Rattanasongkhram (Rattanasongkhram 
) , in the world, is a very rare family name. The cognomen Rattanasongkhram is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rattanasongkhram | Thailand |
Pimpat, Phiradet, and Kitsanapat