Surname Gjonca (Gjonca 
) , in all the world, is a rare cognomen. The family name Gjonca is characteristic of Southern Europe, particularly Albania, where it is quite a rare surname, Greece, where it is a rare surname, and Italy, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gjonca | Italy, Greece, United States, Albania, United Kingdom |
| arjan gjonca associate professor of demography at the London School of Economics and Political Science |
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