Surname Mordvinkina (Mordvinkina 
, Мордвинкина 
) , in the world, is a rare family name. The surname Mordvinkina is characteristic of Russia, where it is a rare surname, Kazakhstan, and Belarus, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Mordvinkina | Germany, Russia, United States, Georgia |
| Мордвинкина | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
Мордвинкіна, and Мордвінкіна
| a.i. mordvinkina botanist (b. 1894) |
|