Family name Jittmun (Jittmun 
) , around the globe, is a very rare cognomen. The surname Jittmun is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jittmun | Thailand |
Paweekorn, Pawornkarn, Jarinporn, and Jakkraphan