Family name Thiyadi (Thiyadi 
) , in the entire world, is a very rare last name. The family name Thiyadi is habitual in Malaysia, where it is an extremely rare surname, and India. Very seldom, Thiyadi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thiyadi | India, Malaysia |
Teresina, and Pushpakaran