Eftalya Işılay (1891 – 15 March 1939), née Anastasia Georgiadou (Greek: Ἀναστασία Γεωργιάδου), best known as Deniz Kızı Eftalya (Turkish for "Efthalia the Mermaid"), was an Ottoman and later Turkish singer of Greek ethnicity.
Eftalya Işılay (1891 – 15 March 1939), née Anastasia Georgiadou (Greek: Ἀναστασία Γεωργιάδου), best known as Deniz Kızı Eftalya (Turkish for "Efthalia the Mermaid"), was an Ottoman and later Turkish singer of Greek ethnicity. (en)