Helena d'Abancourt de Franqueville (1874–1942) was a Polish art historian, librarian, and translator.
Helena d'Abancourt de Franqueville was born on 26 February 1874 in Vienna, Austria-Hungary (present-day, Austria) to .
d'Abancourt is best remembered for her work as a historian at the National Museum, Kraków and a librarian at the Polish Academy of Arts and Sciences. She is also remembered for her translations of the works of Romain Rolland and Ivo VojnoviÃÂ.
d'Abancourt contributed biographies of her family to the Polish Biographical Dictionary.
d'Abancourt died on the 16 November 1942 in Kraków during the Occupation of Poland.