Surname Ridya (Ridya 
) , in the entire world, is a rare last name. The last name Ridya is characteristic of South-eastern Asia, particularly Indonesia, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. More prevalently, Ridya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ridya | Tanzania, Indonesia, Singapore, Malaysia, India |