Family name Wainiyom (Wainiyom 
) , in the entire world, is an extremely rare cognomen. The surname Wainiyom is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wainiyom | Thailand |
Wipalai, Teerakorn, Thanakorn, and Thunyakorn