Cognomen ازر (ازر 
, Azr 
, Ezr 
) , in the world, is quite a rare last name. The family name ازر is habitual in Morocco, where it is quite a rare surname, Algeria, where it is a rare surname, and Czechia. Not in comparison with a country's population, this name is the most popular in Morocco, Indonesia, and Algeria. Also, ازر is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ازر | Yemen, Jordan, Tunisia, Iraq, Iran |
| Azr | Indonesia, Algeria, Morocco, Iraq, Pakistan |
| Ezr | Indonesia, Morocco, France, Thailand, Czechia |