Family name Welikow (Великов 
, Welikow 
) , throughout the world, is quite a rare cognomen. The surname Welikow is characteristic of Eastern Europe, particularly Bulgaria, where it is quite a common surname, Russia, where it is a rare surname, and Belarus. Not in comparison with a country's population, this name is the most popular in Eastern Europe, particularly Bulgaria, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Великов | Kazakhstan, Russia, Belarus, Bulgaria, Ukraine |
| Welikow | Germany, Brazil |