Family name Poponina (Poponina 
, Попонина 
) , all over the world, is a rare last name. The family name Poponina is habitual in Russia, where it is a rare surname, Kazakhstan, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Poponina | Russia, United States |
| Попонина | Kazakhstan, Russia, Ukraine |
| elena poponina researcher (ORCID 0000-0003-4941-1735) |
|