Family name Wiranyaphaet (Wiranyaphaet 
) , all over the world, is an extremely rare surname. The family name Wiranyaphaet is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wiranyaphaet | Thailand |
Peechawat, Isareeyaporn, and Natchananth