Family name Romkin (Romkin 
, Ромкин 
) , globally, is a rare cognomen. The family name Romkin is characteristic of Russia, where it is a very rare surname, Kazakhstan, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Romkin | United States, Russia, Ukraine |
| Ромкин | Kazakhstan, Ukraine, Russia |