Last name Vanča (Ванча 
, Vanča 
) , globally, is a very rare cognomen. The last name Vanča is habitual in Eastern Europe, particularly Czechia, where it is a rare surname, Bulgaria, and Russia, where it is a very rare surname. Very seldom, Vanča is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ванча | Bulgaria, Russia, Ukraine |
| Vanča | Czechia, Croatia |
| josef vanča DE (b. 1908) |
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| jaroslav vanča CZ (b. 1920) |
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| vanča kljaković HR (b. 1930) |
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| marek vanča CZ (b. 1962) |
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