Family name Grechikha (Grechikha 
, Гречиха 
) , globally, is a rare surname. The surname Grechikha is habitual in Eastern Europe, particularly Belarus, where it is quite a rare surname, Ukraine, where it is a rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Grechikha | Russia, Belarus |
| Гречиха | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |