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All over the world, Umpunsuk (Umpunsuk ) is an extremely rare unknown gender forename. Much more frequently, Umpunsuk is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Umpunsuk | Thailand |
Araya, Pasboonyasiri, Jantana, Peerawit, Thongchai, and Thawatpong