Family name Yablonskis (Yablonskis 
, Яблонскис 
) , in the world, is a very rare last name. The cognomen Yablonskis is habitual in Russia, where it is a very rare surname, Venezuela, where it is an extremely rare surname, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Yablonskis | Brazil, Venezuela |
| Яблонскис | Russia |