Cognomen Дидиков (Дидиков 
, Didikov 
) , in all the world, is a very rare surname. The surname Дидиков is characteristic of Kazakhstan, where it is a very rare surname, Russia, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Дидиков | Kazakhstan, Russia |
| Didikov | Russia, Ukraine |