
Hadad was born as Sarah Khudadatov in the town of Afula, Israel in a large traditional Mountain Jewish that later moved to the city of Hadera.
When she was ten years old, she participated in the contest of young talents, where she performed on the piano. She also played the organ, guitar, accordion, and darbuka.
Hadad's career as a pop singer has been highly successful, with many of her songs topping the Israeli charts. Israeli Television selected her to represent Israel in the Eurovision Song Contest 2002. The song, Nadlik Beyakhad Ner (Light A Candle).
In December 2006, Hadad drew crowds in New York, Miami, and Los Angeles with her "Sing with Sarit" tour. In July 2007, Madonna revealed that she is a fan of Hadad, and enjoys listening to her music when dining at a kosher restaurant near her home.
Hadad does not perform on Shabbat and Jewish holidays, except when she performed at the Eurovision Song Contest 2002 on Saturday, 25 May 2002 (Shabbat).
Sarit Hadad sings in multiple languages, including; French, English, Arabic, Georgian, Circassian, Kavkazi, Bulgarian, Turkish, Greek and Hebrew. She was the first Israeli to perform (professionally) in Jordan.