Cognomen Radah (Radah 
, Радах 
) , throughout the world, is a rare last name. The last name Radah is habitual in Israel, where it is quite a rare surname, Morocco, where it is a rare surname, and Saudi Arabia. In absolute terms, it most frequently occurs in Israel, Indonesia, and Morocco. Also, Radah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Radah | Morocco, India, Israel, Indonesia, Algeria |
| Радах | Russia, Ukraine |