Cognomen Belokonnyi (Belokonnyi 
, Белоконный 
) , in the entire world, is a rare family name. The cognomen Belokonnyi is habitual in Belarus, where it is a very rare surname, Kazakhstan, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Belokonnyi | Germany, Russia, United States |
| Белоконный | Russia, Ukraine, Kazakhstan, Belarus |