Family name Остап-Василь (Остап-Василь 
) , throughout the world, is an extremely rare surname. Much more frequently, Остап-Василь is the forename as well as the last name. Parts of the name also exists independently as a first name Остап, and a first name Василь.
| VARIANT | COUNTRY |
|---|---|
| Остап-Василь | Ukraine |