Last name Wutthichuay (Wutthichuay 
) , globally, is a very rare cognomen. The family name Wutthichuay is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wutthichuay | Thailand |
Korawan, Chayapon, and Warangkhana