Surname ทิยา (Thiya 
, ทิยา 
) , around the globe, is quite a rare last name. The last name ทิยา is habitual in Sri Lanka, where it is quite a rare surname, Qatar, where it is a rare surname, and Myanmar. In absolute terms, this name is the most popular in India, Sri Lanka, and Indonesia. More prevalently, ทิยา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thiya | Indonesia, Sri Lanka, Myanmar, South Africa, India |
| ทิยา | Thailand |