Surname Peikov (Peikov 
, Пейков 
) , globally, is a rare cognomen. The cognomen Peikov is characteristic of Eastern Europe, particularly Bulgaria, where it is quite a rare surname, Ukraine, where it is a rare surname, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Peikov | Russia, Bulgaria |
| Пейков | Kazakhstan, Russia, Ukraine, Bulgaria |
| plamen peikov researcher |
|