Surname Гулков (Гулков 
, Gulkov 
, Goulkov) , in the world, is a very rare last name. The surname Гулков is habitual in Russia, where it is a very rare surname, Kazakhstan, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Гулков | Kazakhstan, Russia |
| Gulkov | Russia, United States |