Cognomen Zumrud (Zumrud 
, Зумруд 
) , throughout the world, is quite a rare surname. The cognomen Zumrud is habitual in Azerbaijan, where it is quite a common surname, Georgia, where it is quite a rare surname, and Kyrgyzstan, where it is a rare surname. Measured by absolute frequency, this name is the most popular in Azerbaijan, Georgia, and Russia. More frequently, Zumrud is the forename as well as the last name.