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Last name Jablonsky (Яблонский
, Jablonsky
, Яблонски
) , across the world, is quite a rare surname. The last name Jablonsky is habitual in Eastern Europe, particularly Belarus, where it is quite a rare surname, Slovakia, and Czechia. Not in comparison with a country's population, this name is the most popular in Russia, Belarus, and the United States.