Globally, Величко (Величко 
, Velichko 
, Velitchko 
, among others...) is quite a rare masculine forename. The first name Величко is habitual in Bulgaria, where it is quite a common masculine name, Brunei, where it is quite a rare boy's name, and Greece, where it is a rare masculine name. Measured by absolute frequency, this name is the most popular in Bulgaria, Romania, and Greece. More prevalently, Величко is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Величко | Bulgaria, Belarus, Kazakhstan, Russia, Ukraine |
| Velichko | Bulgaria, Belarus, United States, Russia, Uzbekistan |
| Velitchko | Spain, Bulgaria, Canada, United States, Russia |
| Velychko | Canada, United States, Germany, Russia, Ukraine |
| Welytschko, Welitschko | Germany |
| Veličko | Lithuania, Latvia |