Family name Rorya (Rorya 
) , throughout the world, is a very rare surname. The surname Rorya is characteristic of Tanzania, where it is a very rare surname, Thailand, where it is an extremely rare surname, and the United States. Not in comparison with a country's population, it is the most numerous in Tanzania, Thailand, and India. Very seldom, Rorya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rorya | United States, Thailand, India, Tanzania |