Cognomen Jancovici (Jancovici 
) , worldwide, is a very rare family name. The cognomen Jancovici is habitual in France, where it is a very rare surname, Germany, and Canada, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jancovici | Germany, Canada, France |
|
jean-marc jancovici French engineer and energy climate specialist, FR (b. 1962) |
|
| bernard jancovici (b. 1930) |
|
|
| rené jancovici (b. 1948) |
|