Cognomen Gjonbalaj (Gjonbalaj 
) , worldwide, is quite a rare last name. The last name Gjonbalaj is characteristic of Montenegro, where it is quite a common surname, Kosovo, and Albania, where it is quite a rare surname. Measured by absolute frequency, this name is the most popular in Kosovo, the United States, and Albania.
| VARIANT | COUNTRY |
|---|---|
| Gjonbalaj | Serbia, Kosovo, Albania, United States, Montenegro |
| ahmet zenel gjonbalaj (b. 1803) |
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| cel shaban gjonbalaj (b. 1830) |
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| nerim gjonbalaj college basketball player (1989–1989) Akron |
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| valdet gjonbalaj |
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