Family name ผดุงสุทธิธรรม (ผดุงสุทธิธรรม 
, Padungsuthithum) , throughout the world, is a very rare cognomen. The cognomen ผดุงสุทธิธรรม is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ผดุงสุทธิธรรม | Thailand |