Surname Feldblium (Feldblium 
, Фельдблюм 
) , in all the world, is a rare last name. The surname Feldblium is habitual in Russia, where it is a very rare surname, Israel, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Feldblium | Russia, Israel |
| Фельдблюм | Russia, Ukraine |