Surname Oscáriz (Oscáriz 
) , in all the world, is an extremely rare cognomen. The last name Oscáriz is habitual in Southern Europe, particularly Spain, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Oscáriz | Spain |
| ramón de oscáriz Spanish painter, (-1575), ES (b. 1550) |
|