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Cognomen Olsjan (Olsjan ) , globally, is an extremely rare last name. Much more prevalently, Olsjan is the forename as well as the last name.
Ceca, Feruku, Hoxhaj, Tahiri, Lushka, Kullsi, Alikaj, Mançja, Uruci, Topalli, Hoxha, Revaj, Krasi, Bregu, Shahu, Malaj, Olsi, Hysa, Duka, Nebiu, and Haxhiaj