Cognomen Варанько (Варанько 
) , in the entire world, is a very rare surname. The surname Варанько is habitual in Eastern Europe, particularly Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Варанько | Russia |
| кацярына дзмітрыеўна варанько BY (b. 1947) |
|