Surname Thayanit (Thayanit 
) , in the world, is an extremely rare family name. Much more frequently, Thayanit is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thayanit | Thailand |
Homwilai, Korwuttipong, Khongmai, Rodsukho, Kanyavimol, and Aksornsingchai