Jabłonowski (feminine: Jabłonowska, plural: Jabłonowscy) is a Polish surname. Many, but not all people named Jabłonowski belong to the noble Jabłonowski family.
Notable people with the name include:
Stanisław Jan Jabłonowski (1634–1702), Field and Great Hetman of the Crown Anna Jabłonowska (1660–1727), mother of King Stanisław I Leszczyński Jan Stanisław Jabłonowski (1669–1731), political writer, uncle of Stanisław I Leszczyński Marianna Jabłonowska (1708–1765), married to Jan Wielopolski Aleksander Jan Jabłonowski (died 1723), Great Chorąży Józef Aleksander Jabłonowski (1711–1777), Stolnik, voivode Antoni Barnaba Jabłonowski (1732–1799), voiode, castellan Dorota Barbara Jabłonowska (1760–1844), married to Józef Klemens Czartoryski Władysław Franciszek Jabłonowski (1769–1802), Polish and French general Leszek Jabłonowski (born 1954), Polish fencer Jonathan "EliGE" Jablonowski (born 1997), Professional Counter-Strike 2 player
See also Jabłonowski Palace, historic palace in Warsaw Yablonovsky (disambiguation), Russian spelling of the surname and toponym