Family name Захарько (Захарько 
, Zaharko 
, Zakharko 
) , around the globe, is a rare surname. The family name Захарько is habitual in Latvia, where it is a rare surname, Lithuania, and Canada. Not in comparison with a country's population, it is the most numerous in the United States, Canada, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Захарько | Russia, Ukraine |
| Zaharko | United States, Latvia, Canada, Ukraine, Brazil |
| Zakharko | Germany, Russia, United States, Poland, Lithuania |