Cognomen Podporkin (Podporkin 
, Подпоркин 
) , globally, is a very rare last name. The cognomen Podporkin is characteristic of Eastern Europe, particularly Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Podporkin | Russia |
| Подпоркин | Russia, Ukraine |