Family name Mudsamun (Mudsamun 
) , worldwide, is a very rare last name. The cognomen Mudsamun is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Mudsamun | Thailand |
Sangob, Klasom, Wissarut, Prathumporn, and Pratoomporn