Olga Avigail Mieleszczuk was born in Poland. After studying at the Chopin University of Music, she has worked with Ashkenazi music, especially from the areas east of Poland.
She has studied Hasidic music, Yiddish folk singing and Jewish songs from many languages and has performed in most of the world. Against the backdrop of the tragic situation in Ukraine, Olga Avigail Mieleszczuk performs Jewish songs from Ukraine.