Cognomen Гусеынзаде (Гусеынзаде 
, Guseynzade 
) , globally, is a rare last name. The family name Гусеынзаде is characteristic of Azerbaijan, where it is quite a rare surname, Russia, where it is a very rare surname, and South Africa, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Гусеынзаде | Russia |
| Guseynzade | South Africa, Russia, Azerbaijan |