Cognomen Rahasia (Rahasia 
) , around the world, is a rare last name. The last name Rahasia is habitual in Indonesia, where it is a rare surname, Malaysia, where it is an extremely rare surname, and India. Also, Rahasia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rahasia | Philippines, Malaysia, Indonesia, United States, India |