Family name Afanasij (Афанасий 
, Афанасій , Afanasij 
) , in the world, is a rare last name. The last name Afanasij is habitual in Kyrgyzstan, where it is a rare surname, Ukraine, where it is a very rare surname, and Kazakhstan. Not in comparison with a country's population, it most frequently occurs in Russia, Kyrgyzstan, and Ukraine. Much more prevalently, Afanasij is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Афанасий | Kazakhstan, Ukraine, Belarus, Russia, Moldova |
| Афанасій | Ukraine |
| Afanasij | Latvia, United States, Belarus |