Last name Мамед'Яров (Мамед'Яров 
, Memmedyarov 
, Mamedjarov) , worldwide, is a rare cognomen. The surname Мамед'Яров is characteristic of Azerbaijan, where it is quite a rare surname, Russia, where it is an extremely rare surname, and Ukraine. Not in comparison with a country's population, it is commonest in Azerbaijan, Russia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Мамед'Яров | Ukraine |
| Memmedyarov | Azerbaijan |
| Mamedyarov | United States, Azerbaijan, Russia |