Surname Thummalungka (Thummalungka 
) , in all the world, is a very rare cognomen. The cognomen Thummalungka is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thummalungka | Thailand |
Chawalit, Fongnaul, and Theeraphat