Surname สัจจธรรม (สัจจธรรม 
, Satjatham , Sujjathum ) , around the world, is a very rare cognomen. The cognomen สัจจธรรม is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, สัจจธรรม is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Satjatham, Sajjatham, สัจจธรรม, Sujjathum | Thailand |
Sajjathum, Satchatham, Satjathom, and Sutchanham