Surname Stoianovich (Stoianovich 
, Стоянович 
) , in the entire world, is quite a rare family name. The surname Stoianovich is characteristic of Eastern Europe, particularly Belarus, where it is quite a rare surname, Ukraine, and Russia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Stoianovich | United States, Argentina, Georgia |
| Стоянович | Bulgaria, Russia, Kazakhstan, Ukraine, Belarus |
Стоианович, and Стойанович
| traian stoianovich American historian, US (b. 1921) |
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