Surname Roor (Roor 
, Роор 
) , across the world, is quite a rare cognomen. The family name Roor is habitual in Estonia, where it is quite a rare surname, Oman, where it is a rare surname, and Netherlands. Measured by absolute frequency, it most frequently occurs in Russia, Germany, and Saudi Arabia. Also, Roor is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Roor | Germany, India, Netherlands, Syria, Saudi Arabia |
| Роор | Kazakhstan, Russia, Ukraine, Kyrgyzstan |