Surname Tadjikov (Таджиков 
, Tadjikov 
) , worldwide, is a rare cognomen. The family name Tadjikov is characteristic of Azerbaijan, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Kyrgyzstan. In absolute terms, it is the most numerous in Azerbaijan, Kazakhstan, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Таджиков | Azerbaijan, Kazakhstan, Russia, Kyrgyzstan, Belarus |
| Tadjikov | Israel, United States |