Last name Гребьонкина (Гребьонкина 
) , around the world, is an extremely rare family name. The cognomen Гребьонкина is habitual in Eastern Europe, particularly Ukraine, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Гребьонкина | Ukraine |
Grebonkina, Grebyonkina, and Hrebonkina