>
Family name Nualpenyai (Nualpenyai
) , across the world, is a very rare cognomen. The last name Nualpenyai is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Nualpenyai | Thailand, United States |
Preecha, Savitree, Phakphoom, Thanyarat, and Watcharapol