Cognomen Vardanov (Варданов 
, Vardanov 
) , worldwide, is a very rare surname. The cognomen Vardanov is habitual in Armenia, where it is a rare surname, Portugal, where it is a very rare surname, and Netherlands. Not in comparison with a country's population, it is the most numerous in Russia, Armenia, and Portugal. Also, Vardanov is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Варданов | Kazakhstan, Armenia, Russia, Ukraine |
| Vardanov | Portugal, Netherlands, Armenia, United States |
| genadi vardanov UZ (b. 1933) |
|
|
| michail vardanov (b. 1937) |
|